1985 Buick Century Drivetrains

Essential Drivetrains for 1985 Buick Centuries

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10526)

CV Axle Shaft Assembly

from

$88.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
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Dorman – Rear Axle Shaft, Left Or Right (Part No.630-113A)

Rear Axle Shaft, Left Or Right

from

$106.99
Axle shaft damaged or bearings worn out: This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:


    Product Features:
    • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
    • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
    • Durable construction – designed to rigorous standards and tested to ensure performance
    • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
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Dorman – Spindle Washer – I.D. 27/32 In. O.D. 2-1/16 In. Thickness 11/64 In. (Sold by each) (Part No.618-007)

Spindle Washer - I.D. 27/32 In. O.D. 2-1/16 In. Thickness 11/64 In. (Sold by each)

from

$4.99
This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Spindle Washer – I.D. 24.7mm O.D. 45.1mm Thickness 4.7mm (Sold by each) (Part No.618-027)

Spindle Washer - I.D. 24.7mm O.D. 45.1mm Thickness 4.7mm (Sold by each)

from

$2.29
This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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FAG US – Cup (Part No.LM67010)

Cup

from

$6.69
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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National – Bearing Race (Part No.LM67010)

Bearing Race

from

$4.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION — Crowned raceways for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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Dorman – Help – Universal C.V. Joint Boot Kit Outer (Part No.03680)

Universal C.V. Joint Boot Kit Outer

from

$27.99
Our CV Joint Boots provide various methods of eliminating the removal of the CV joint during installation. Uni-Fit boots can be stretched over the CV Joint and Quick Boots come in halves.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Uni-Fit C.V. Joint Boot Kit Inner up to 3.58 In. Diameter (Part No.614-002)

Uni-Fit C.V. Joint Boot Kit Inner up to 3.58 In. Diameter

from

$36.49
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Rare Parts – Axle Support Bushing (Part No.RP15886)

Axle Support Bushing

from

$35.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.

Product Features:
  • Reduces vibration
  • UV resistant
  • Natural rubber
  • No Squeak
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Motive Gear – Pinion Seal (Part No.8610)

Pinion Seal

from

$4.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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FAG US – Shaft Seal (Part No.SS2983)

Shaft Seal

from

$14.29
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Driveworks – Oil Seal (Part No.S-3543)

Oil Seal

from

$4.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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National – Wheel Seal (Part No.8660S)

Wheel Seal

from

$10.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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FAG US – Axle Shaft Repair Bearing (Part No.DR0148K)

Axle Shaft Repair Bearing

from

$77.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Driveworks – Axle Repair Bearing (Part No.S-RP-5707)

Axle Repair Bearing

from

$18.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Dorman – Uni-Fit C.V. Joint Boot Kit Outer greater than 3.58 In. Diameter (Part No.614-003)

Uni-Fit C.V. Joint Boot Kit Outer greater than 3.58 In. Diameter

from

$34.99
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Uni-Fit C.V. Joint Boot Kit Outer up to 3.58 In. Diameter (Part No.614-001)

Uni-Fit C.V. Joint Boot Kit Outer up to 3.58 In. Diameter

from

$31.99
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

FAG US – Shaft Seal (Part No.SS2421)

Shaft Seal

from

$14.29
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Driveworks – Camshaft Seal (Part No.S-99139)

Camshaft Seal

from

$23.99
Product Features:
  • Brand may vary by location
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Needa Parts – Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each) (Part No.090-040)

Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each)

from

$4.99
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug & help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles.
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Dorman – Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm (Part No.05177)

Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm

from

$16.99
Our Spindle Nut is manufactured for high corrosion resistance and a long service life. Depending on the application, it is also available in a kit that includes the nut, washer, and retainer.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm (sold by each) (Part No.615-095)

Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm (sold by each)

from

$12.99
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
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National – Shaft Repair Sleeve (Part No.99187)

Shaft Repair Sleeve

from

$36.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
See More

National – Shaft Repair Sleeve (Part No.99139)

Shaft Repair Sleeve

from

$39.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

Royal Purple – High Performance 5W-30 Synthetic Engine Oil, Better Wear Protection, 5 Quart (Part No.51530)

High Performance 5W-30 Synthetic Engine Oil, Better Wear Protection, 5 Quart

from

$41.99
Royal Purple Motor Oil is a specially formulated multi viscocity oil for use in gasoline and diesel engines of all types from cars and trucks to SUVs, motorcycles and boats. Royal Purple(R) Motor Oil with Synerlec(R) additive technology reduces friction, which results in a 1-3 percent increase in horsepower, lowers operating temperatures, provides superior corrosion protection, improves fuel economy, reduces emissions and extends oil life. A.P.I. Certified.

Product Features:
  • Better wear protection
  • Increased fuel efficiency
  • Better protection of the expensive catalytic emission system
  • Improved compatibility with fuels containing ethanol
  • Superior corrosion protection
  • Meets ILSAC GF-5 and Dexos1 performance requirements
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Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

from

$11.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

from

$148.99
Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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Upgrade your 1985 Buick Century with Top-Quality Drivetrains

When it comes to maintaining or upgrading your 1985 Buick Century, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Buick or enhancing its overall performance, Drivetrains are key to keeping your Century functioning at its best. At Advance Auto Parts, we offer a wide selection of 36 Drivetrains for the 1985 Buick Century, designed to meet your needs without breaking the bank. From Spindle replacements to Differentials upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Drivetrains for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Drivetrains for your 1985 Buick Century at great prices. Our Drivetrains inventory for this model ranges from just $2.29 to $243.99, with an average price of $45.59. Our 36 Drivetrains in stock come from 8 trusted brands, so you’re sure to find the right part for your 1985 Buick Century without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1985 Buick Century, we stock popular OEM and aftermarket Drivetrains from top names like Valvoline, DriveWorks, National, and more. Valvoline Drivetrains start at just $14.49 and boast an impressive 4.8 stars average rating from customers. DriveWorks and National also bring quality to the table, with Drivetrains available starting at $4.99, and at an average 4.3 stars rating. With 1,260 customer reviews and counting, our 1985 Buick Century Drivetrains have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Drivetrain upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 1985 Buick Century is always ready to roll. We’re committed to providing you with everything you need to keep your Century in top shape, all in one place. Start shopping confidently below for your 1985 Buick Century!

Best-Selling Spindles for 1985 Buick Centuries

Enhance the driving experience in your Buick with 7 quality Spindle components, starting at $2.29.

Dorman – Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm (Part No.05177)

Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm

from

$16.99
Our Spindle Nut is manufactured for high corrosion resistance and a long service life. Depending on the application, it is also available in a kit that includes the nut, washer, and retainer.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm (sold by each) (Part No.615-095)

Distorted Thread Spindle Nut M24-2.0 Hex Size 36mm (sold by each)

from

$12.99
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Staked Spindle Nut M20-1.5 Hex Size 30mm (sold by each) (Part No.615-089)

Staked Spindle Nut M20-1.5 Hex Size 30mm (sold by each)

from

$7.99
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Spindle Nut (Part No.05170)

Spindle Nut

from

$9.99
Our Spindle Nut is manufactured for high corrosion resistance and a long service life. Depending on the application, it is also available in a kit that includes the nut, washer, and retainer.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Staked Spindle Nut M20-1.5 Hex Size 30mm (Part No.615-089.1)

Staked Spindle Nut M20-1.5 Hex Size 30mm

from

$13.29
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Spindle Washer – I.D. 20.2mm O.D. 39.8mm Thickness 4.1mm (Sold by each) (Part No.618-026)

Spindle Washer - I.D. 20.2mm O.D. 39.8mm Thickness 4.1mm (Sold by each)

from

$4.29
This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Spindle Washer – I.D. 24.7mm O.D. 45.1mm Thickness 4.7mm (Sold by each) (Part No.618-027)

Spindle Washer - I.D. 24.7mm O.D. 45.1mm Thickness 4.7mm (Sold by each)

from

$2.29
This spindle nut washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Most Popular 1985 Buick Century Differentials

Customize your Buick with 10 Differentials products like Differential Oil, Differential Bearings, and Differential Pinion Seals, all priced under $243.99.

Valvoline – DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822405)

DEXRON - VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$14.49
Valvoline DEXRON-VI/MERCON LV ATF is a full-synthetic transmission fluid formulated with advanced additive technology to meet and exceed the requirements of the General Motors DEXRON-VI specification. It is officially licensed and approved by GM and is fully back-serviceable and can be used wherever DEXRON-II and/or DEXRON-III are recommended. Recommended for use in the following applications: DEXRON-VI, DEXRON-III, DEXRON-II, and Allison C-4.

Product Features:
  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

from

$11.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Dorman – Axle Shaft (Part No.630-114)

Axle Shaft

from

$243.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
See More

Dorman – Rear Axle Shaft, Left Or Right (Part No.630-113A)

Rear Axle Shaft, Left Or Right

from

$106.99
Axle shaft damaged or bearings worn out: This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:


Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
See More

Driveworks – Camshaft Seal (Part No.S-99139)

Camshaft Seal

from

$23.99
Product Features:
  • Brand may vary by location
See More

FAG US – Shaft Seal (Part No.SS2421)

Shaft Seal

from

$14.29
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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FAG US – Shaft Seal (Part No.SS2983)

Shaft Seal

from

$14.29
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

FAG US – Cup (Part No.M88010)

Cup

from

$11.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

FAG US – Cup (Part No.LM67010)

Cup

from

$6.69
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Needa Parts – Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each) (Part No.090-040)

Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each)

from

$4.99
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug & help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles.
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Top Picks for 1985 Buick Century CV Axles and Joints

Upgrade Buick Centuries with top-quality CV Axles and Joints parts, including 6 OEM and aftermarket selections for your 1985 model.

Dorman – Uni-Fit C.V. Joint Boot Kit Outer greater than 3.58 In. Diameter (Part No.614-003)

Uni-Fit C.V. Joint Boot Kit Outer greater than 3.58 In. Diameter

from

$34.99
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Uni-Fit C.V. Joint Boot Kit Outer up to 3.58 In. Diameter (Part No.614-001)

Uni-Fit C.V. Joint Boot Kit Outer up to 3.58 In. Diameter

from

$31.99
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Uni-Fit C.V. Joint Boot Kit Inner up to 3.58 In. Diameter (Part No.614-002)

Uni-Fit C.V. Joint Boot Kit Inner up to 3.58 In. Diameter

from

$36.49
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Help – C.V. Joint Bolted Split Boot Kit Outer (Part No.03662)

C.V. Joint Bolted Split Boot Kit Outer

from

$41.99
Our CV Joint Boots provide various methods of eliminating the removal of the CV joint during installation. Uni-Fit boots can be stretched over the CV Joint and Quick Boots come in halves.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Help – Universal C.V. Joint Boot Kit Outer (Part No.03680)

Universal C.V. Joint Boot Kit Outer

from

$27.99
Our CV Joint Boots provide various methods of eliminating the removal of the CV joint during installation. Uni-Fit boots can be stretched over the CV Joint and Quick Boots come in halves.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Split CV Boot – with Quick Drying Adhesive (Part No.614-700)

Split CV Boot - with Quick Drying Adhesive

from

$44.99
This CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this CV joint boot kit contains the parts required to repair the CV joint on specified vehicles without removing the joint itself
  • Ideal solution – this kit is a reliable replacement for original components that have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

In-Demand Transfer Cases for 1985 Buick Centuries

Select from 2 premium Transfer Cases parts for your 1985 Buick Century, with prices ranging from $39.99 to $46.99.

National – Shaft Repair Sleeve (Part No.99139)

Shaft Repair Sleeve

from

$39.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
See More

Most Sold 1985 Buick Century Drive Shafts and Axles

Explore our best-selling Buick parts for the 1985 Century among 11 OEM and aftermarket options starting from $4.99.

Driveworks – Oil Seal (Part No.S-3543)

Oil Seal

from

$4.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10526)

CV Axle Shaft Assembly

from

$88.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10027)

CV Axle Shaft Assembly

from

$99.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10068)

CV Axle Shaft Assembly

from

$91.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembl

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10034)

CV Axle Shaft Assembly

from

$149.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10029)

CV Axle Shaft Assembly

from

$92.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10031)

CV Axle Shaft Assembly

from

$186.99
N

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10076)

CV Axle Shaft Assembly

from

$141.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV10513)

CV Axle Shaft Assembly

from

$109.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function

    Product Features:
    • Designed to meet or exceed OE specifications for fit, form and function
    • 100% new axle and components
    • New axle nut or attaching hardware included when applicable
    • Bearings, races and housings are heat-treated for longer life
    • Precision-engineered seal mating surfaces for leak-free performance
    • High moly CV joint grease with stainless-steel boot bands
See More

Rare Parts – Axle Support Bushing (Part No.RP15886)

Axle Support Bushing

from

$35.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.

Product Features:
  • Reduces vibration
  • UV resistant
  • Natural rubber
  • No Squeak
See More

FAG US – Cup (Part No.LM48510)

Cup

from

$7.69
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Top-Rated Drivetrains Brands For Your 1985 Buick Century

Shop for the best-rated brands offering Drivetrains and other products for your 1985 Buick Centuries. Below you’ll find some of our best rated Drivetrains from Valvoline, DriveWorks, and National, and more. Drivetrains from these brands that fit a 1985 Century start at just $4.99 and are rated as high as 4.8 stars. OEM and aftermarket Drivetrains don’t get more top quality, durable, and affordable than from the brands below.

Popular Valvoline 1985 Buick Century Drivetrains

When it comes to maintaining or upgrading your 1985 Buick Century, using quality Drivetrains is essential to ensure durability and a perfect fit. Valvoline ticks all of those boxes. We offer a wide selection of Valvoline Drivetrains, specifically designed for the 1985 Buick Century. With over 1 Valvoline brand Drivetrains in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $14.49. Plus, with over 2 customer reviews and an average rating of 4.8 stars, you can trust that our Valvoline Drivetrains will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
DEXRON - VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart
from $14.49
(2)
DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart
“I’ve used this in my 2005 2500HD since I bought the truck with 20k on it now at 280k changed every other year maybe 40k I’d put on in two years, I pu”

Popular DriveWorks 1985 Buick Century Drivetrains

DriveWorks auto parts is one of the highest quality Drivetrain brands in the market. Any 1985 Buick Century owner should feel confident when installing genuine DriveWorks parts in their vehicle. To ensure the best fit and performance for your 1985 Century, Advance Auto Parts carries a full inventory of 1 DriveWorks Drivetrains. Plus you will be keeping your Buick in peak condition while saving money because prices on these DriveWorks Drivetrains range up to $4.99, plus, with more than 7 customer reviews and an impressive 4.3 stars average rating, you can be confident the Fram Drivetrains below will deliver on both quality and value.
Oil Seal
from $4.99
(7)
Oil Seal
“Fits”

FAQs for 1985 Buick Century Drivetrains

Which Drivetrains are best-sellers for 1985 Buick Centuries?

Out of 36 Drivetrains that fit 1985 Buick Centuries, the following parts are the top sellers:

What’s the price range for 1985 Buick Century Drivetrains?

Drivetrain prices for the 1985 Buick Century start at $2.29 and go up to $243.99 for the most premium parts.

What’s the average price of a Drivetrain for a 1985 Buick Century?

The average price for Drivetrains for the 1985 Buick Century is $45.59. Keep in mind the variety of part types within our Drivetrain category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Drivetrains for other Buick Century model years?

Yes, we currently carry Drivetrains for 36 model years of Buick Centuries between 1954 and 2005. Drivetrains are bought most frequently for the following model years: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Drivetrains for my 1985 Buick Century?

The cheapest 1985 Buick Century Drivetrains we carry in stock are:

What are the top-rated Drivetrains that fit the 1985 Buick Century?

Out of 1,260 reviews by customers, our 1985 Buick Century Drivetrains have an average customer rating of . These are some of the highest-rated Drivetrain types for the 1985 Buick Century and their top-rated products:

What types of Drivetrains do you sell for my 1985 Buick Century?

Can I get help with 1985 Buick Century Drivetrain orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Buick Drivetrains and more.

What is your return policy for Buick Century Drivetrains?

Advance Auto Parts keeps returns simple. For new Buick Century Drivetrains and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.