1978 Mercury Cougar Drive Shafts and Axles
Keep Your 1978 Mercury Cougar in Top Shape with Quality Drive Shafts and Axles
Whether you’re repairing or upgrading your Drive Shafts and Axle, using high-quality parts is key to keeping your 1978 Mercury Cougar looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Drive Shaft Bearings, Drive Shaft Support Bolts, and Axle Shaft Seals. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Top-Rated Drive Shafts and Axles from Trusted Brands
Looking for a reliable Drive Shafts and Axle? We’ve got you covered with options from brands you know and trust like National and Dorman. For example, National Drive Shafts and Axles start at just $15.99 with an average 4.3 star rating. Dorman offer similar pricing and quality, backed by strong customer feedback. With over 60 reviews and a solid 5 star average, you can shop with confidence knowing other Mercury Cougar owners approve.
Competitive Prices and Extensive Inventory
The average price for a 1978 Mercury Cougar Drive Shafts and Axle at Advance Auto Parts is around $63.76, with a range that starts at $5.99 and goes up to $279.99. With 15 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Ford 7.5", 8", 8.8", & 9" Axle Stud, Fill Plug For Ford 9", 1/2" Thread, and Tapered Axle Bearing And Seal Kit, 3.150" Od, For 9" Ford start at just $6.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Drive Shafts and Axle, don’t forget to check out other key components like Differentials and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1978 Mercury Cougar in peak condition, inside and out.
Find Your Specific 1978 Mercury Cougar Drive Shafts and Axles
Looking for the perfect Drive Shafts and Axle for your 1978 Mercury Cougar? You’re in the right place. Below, you’ll find links to various types of Drive Shafts and Axles that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Drive Shafts and Axles, ensuring durability and a precise fit for your Mercury Cougar. Whether you’re driving a 1978 model or another popular model year like
1993,
1994,
1995,
1996,
1997,
1999,
2000,
2001, and
2002, we’ve got you covered. Purchasing Drive Shafts and Axles from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Drive Shafts and Axles that fit your vehicle.
Essential 1978 Mercury Cougar Drive Shafts and Axles
Yukon Gear – Fill Plug For Ford 9", 1/2" Thread (Part No.33539)
from
$10.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t
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Product Features:
- Fill plug
- Fits Ford 9″
Yukon Gear – Axle Stud , 58Mm X M14-2.0 (Part No.33557)
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$5.99
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- Fits 2010-2014 Ford F150 SVT RAPTOR ONLY
- Left hand side
- 31 spline
Yukon Gear – Wheel Lug Stud (Part No.33571)
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$7.99
Wheel Lug Stud
Dorman – Help – Driveshaft Flange Bolts (Part No.80992)
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$22.49
This drive shaft bolt 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.
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Product Features:
- Direct replacement – this engine mount bolt matches the fit and function of the factory part on specified years, makes and models
- Ideal solution – this drive shaft bolt 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
Yukon Gear – Yoke for Ford 8.8" Truck Or Passenger with A 1330 U/Joint Size (Part No.41049)
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$209.99
Yukon Gear and Axle manufactures a complete line of general replacement and performance series of pinion yokes for many street, racing, and heavy-duty off-road applications.
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- Fits Ford 8.8″
- 30 spline
- 1330 u-joint size
- 3.625″ snap ring span
- 1.062″ cap diameter
- Outside snap ring design
- Strap style
Yukon Gear – 1.250" Pinion Adaptor Sleeve (Stock Pinion Into Large Support) (Part No.32239)
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$74.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.
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- Adapter sleeve
- Fits Ford 9″
- Adapts 28 spline pinion into 35 spline pinion support
Yukon Gear – Adaptor Washer for 28 Spline Pinion In Oversize Support, for 9" Ford (Part No.32240)
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$71.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.
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- Adapter washer
- Fits Ford 9″
- Adapts 28 spline pinion into 35 spline pinion support
Yukon Gear – R1563Tav Rear Axle Bearing And Seal Kit (Part No.10004)
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$42.99
Yukon axle bearing & seal kits are specially designed for each application & use all high quality bearings & seals. R1563TAV axle bearing and seal kit, TorringtonBrand, 2.250″ OD, 1.400″ ID. This axle bearing & seal kit services one side only.
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- Includes axle bearing and seal
- Services one side
- Torrington Brand
- 2.250″ O.D.
- 1.400″ I.D.
Yukon Gear – Tapered Axle Bearing And Seal Kit, 3.150" Od, For 9" Ford (Part No.10058)
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$111.99
Yukon axle bearing & seal kits are specially designed for each application & use all high quality bearings & seals. Tapered axle bearing and seal kit, 3.150″ OD, for 9″ Ford. This axle bearing & seal kit services one side only.
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Product Features:
- Axle bearing and seal kit for Ford 9″ rear
- Includes axle bearing and seal
- Tapered roller design
- 3.150″ O.D.
- 1.562″ I.D.
- Services one side
Yukon Gear – Axle Bearing Retainer for Ford 9", Small Bearing, 3/8" Bolt Holes (Part No.33468)
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$22.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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- Axle bearing retainer for Ford 9″
- Fits small bearing applications
- 3/8″ bolt holes
- 3 5/16″ x 2″ bolt pattern
Yukon Gear – Axle Bearing Retainer for Ford 9", Large Bearing, 1/2" Bolt Holes (Part No.33467)
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$67.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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- Axle bearing retainer for Ford 9″
- Fits large bearing applications
- 1/2″ bolt holes
- 3 1/2″ x 2 3/8″ bolt pattern
Yukon Gear – Axle Bearing Retainer with Large & Small Bearing, 3/8" Bolt Holes (Part No.33466)
from
$22.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Product Features:
- Axle bearing retainer for Ford 9″
- Fits large and small bearing applications
- 3/8″ bolt holes
- 3 9/16″ x 2″ bolt pattern
Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT17)
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$13.99
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.
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- High-precision and High-quality components used in all KITs
- Coverage of classic and new high-tech solutions for the best system coverage
Yukon Gear – Conversion Bearing for Small Bearing Ford 9" Axle In Large Bearing Housing (Part No.18046)
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$92.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.
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- Axle bearing
- Fits Ford 9″
- Conversion bearing to install small bearing axle into large bearing housing
- 3.150″ O.D.
- 1.377″ I.D.
National – Multi-Purpose Bearing (Part No.FC-66998)
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$6.29
Manufactured with premium materials, National needle bearings are designed and engineered to meet OE specifications.
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- RIGHT TYPE: Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
- PREMIUM MATERIALS: Precision manufactured using high-quality materials for outstanding durability and performance
- 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
Driveworks – Taper Bearing Set (Part No.S-A-17)
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$10.99
Value-priced bearing meets all cataloged application requirements.
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- Brand may vary by location
Yukon Gear – Ford 9" (3/8" Holes) Torino Design Housing Ends (Part No.32160)
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$279.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.
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- Housing ends
- Fits Ford 9″
- 3 9/16″ x 2″ bolt pattern
- 3/8″ bolt holes
- Set of two
National – Bearing (Part No.M88048)
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$15.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.
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Product Features:
- PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
- SMOOTH ROTATION — Crowned raceways and rollers 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
National – Multi-Purpose Bearing (Part No.307-L)
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$43.99
Designed to meet or exceed OE quality, premium-quality bearings from National are manufactured to exacting standards to deliver lasting performance and extended bearing life.
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- BUILT TO LAST: Advanced heat treatment process for strength
- PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
- RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
- 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
Driveworks – Axle Shaft Seal (Part No.S-100537)
Schaeffler – Shaft Seal (Part No.SS2468)
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$3.99
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.
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- High-precision and High-quality components used in all KITs
- Coverage of classic and new high-tech solutions for the best system coverage
Yukon Gear – Outer Axle Seal For Set 20 Bearing (Part No.30030)
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$14.99
Outside seal (included in TK set20).Yukon Mighty seal.
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Product Features:
- Outer axle seal
- Works with Set20 bearing
Yukon Gear – 7.5" & 8.8" Pasenger Car Only IRS Stub Axle Side Seal (Part No.30255)
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$47.99
7.5″ & 8.8″ PASENGER CAR ONLY IRS stub axle side seal.Yukon Mighty seal.
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- Stub axle seal
- Fits Ford 7.5″ IRS and 8.8″ IRS in passenger car
National – Multi-Purpose Seal (Part No.714569)
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$13.49
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.
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Product Features:
- Design type: spring loaded; multi-lip
- Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
- Excellent high temperature capabilities
- Compatible with wide range of fluids
- Delivers quality and reliable performance for every type of repair
National – Wheel Seal (Part No.8660S)
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$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.
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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
Yukon Gear – Mighty Seal (Part No.30214)
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$26.99
Axle seal.Yukon Mighty seal.
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Product Features:
- Rear axle seal
- Fits Ford 8″
- 2.264″ O.D.
- 1.365″ I.D.
National – Drive Axle Shaft Seal (Part No.100537)
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$20.99
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:
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Product Features:
- Design type: spring loaded; multi-lip
- Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
- Excellent high temperature capabilities
- Compatible with wide range of fluids
- Delivers quality and reliable performance for every type of repair
Yukon Gear – 9" 31Spline (69-73Mustang & Others) Axle Seal (Part No.30211)
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$16.99
9″ 31spline (69-73Mustang & OTHERS) axle seal (1.5″ shaft).Yukon Mighty seal.
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Product Features:
- Rear axle seal
- Fits 1969-1973 Ford Mustang with Ford 9″
Popular 1978 Mercury Cougar Drive Shafts and Axles Categories
Most Popular Drive Shaft Bearing for 1978 Mercury Cougars
Enhance your 1978 Mercury Cougar with this popular Drive Shaft Bearing we have in stock, for $15.99.
National – Bearing (Part No.M88048)
from
$15.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.
Product Features:
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Product Features:
- PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
- SMOOTH ROTATION — Crowned raceways and rollers 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
Best-Selling 1978 Mercury Cougar Drive Shaft Support Bolt
Upgrade your Cougar with our best-selling Drive Shaft Support Bolt with a 5 Starts rating across 1 review.
Dorman – Help – Driveshaft Flange Bolts (Part No.80992)
from
$22.49
This drive shaft bolt 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:
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Product Features:
- Direct replacement – this engine mount bolt matches the fit and function of the factory part on specified years, makes and models
- Ideal solution – this drive shaft bolt 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
Top-Quality Axle Shaft Seals for 1978 Mercury Cougars
Choose a high-quality OEM or aftermarket Axle Shaft Seal for Mercury Cougars and enjoy top-notch performance from $14.99.
Yukon Gear – Outer Axle Seal For Set 20 Bearing (Part No.30030)
from
$14.99
Outside seal (included in TK set20).Yukon Mighty seal.
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Product Features:
- Outer axle seal
- Works with Set20 bearing
Top Picks for 1978 Mercury Cougar Axle Shaft Bearings
Invest in one of our 2 durable Axle Shaft Bearings for your 1978 Mercury, knowing you’re getting trusted brands and expert craftsmanship.
Yukon Gear – Sealed Axle Bearing (Part No.10057)
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$132.99
Yukon axle bearing and seal kits are specially designed for each application and use high-quality bearings and seals.
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Product Features:
- Axle bearing for Ford 9″
- Sealed design
- 3.150″ O.D.
- 1.531″ I.D.
- Services one side
Yukon Gear – Conversion Bearing for Small Bearing Ford 9" Axle In Large Bearing Housing (Part No.18046)
from
$92.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.
Product Features:
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Product Features:
- Axle bearing
- Fits Ford 9″
- Conversion bearing to install small bearing axle into large bearing housing
- 3.150″ O.D.
- 1.377″ I.D.
Our Axle Shaft Bearing Assemblies for 1978 Mercury Cougars
Make a smart move for your 1978 Mercury Cougar with our Axle Shaft Bearing Assembly for $111.99.
Yukon Gear – Tapered Axle Bearing And Seal Kit, 3.150" Od, For 9" Ford (Part No.10058)
from
$111.99
Yukon axle bearing & seal kits are specially designed for each application & use all high quality bearings & seals. Tapered axle bearing and seal kit, 3.150″ OD, for 9″ Ford. This axle bearing & seal kit services one side only.
Product Features:
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Product Features:
- Axle bearing and seal kit for Ford 9″ rear
- Includes axle bearing and seal
- Tapered roller design
- 3.150″ O.D.
- 1.562″ I.D.
- Services one side
Top-Rated Drive Shafts and Axle Brands For Your 1978 Mercury Cougar
When it comes to finding the perfect Drive Shafts and Axle for your 1978 Mercury Cougar, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Drive Shafts and Axle brands including National and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $15.99. Purchasing a Drive Shafts and Axle from us here at Advance Auto Parts is a smart move for both you and your 1978 Mercury Cougar, providing peace of mind with parts that meet or exceed OEM standards.
Popular National 1978 Mercury Cougar Drive Shafts and Axles
If you’re looking for a top-quality Drive Shafts and Axle for your 1978 Mercury Cougar, Advance Auto Parts has exactly what you need with our selection of National Drive Shafts and Axles. We have 1 National Drive Shafts and Axles in stock for this fitment, all known for their durability and precision fit. With prices starting at just $15.99, you’ll find the perfect Drive Shafts and Axle for your needs and budget. National Drive Shafts and Axles for the 1978 Mercury Cougar come highly rated, with over 9 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Drive Shafts and Axle from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Top-Quality Dorman 1978 Mercury Cougar Drive Shafts and Axles
For those in search of a high-quality Drive Shafts and Axle for their 1978 Mercury Cougar, Advance Auto Parts offers a great selection of Dorman Drive Shafts and Axles. With 1 Dorman Drive Shafts and Axles in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Drive Shafts and Axles start at just $22.49, giving you a range of options to suit your budget. Backed by over 1 customer ratings and an average rating of 4.2 stars, Dorman Drive Shafts and Axles provide both reliability and excellent performance. Choosing a Dorman Drive Shafts and Axle from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
from
$22.49
(1)
Driveshaft Flange Bolts
“This item appears to be correct and my review is more of a bashing of AA help desk who apparently does not answer questions as you are lead to believe”
FAQs for 1978 Mercury Cougar Drive Shafts and Axles
What are the best-selling Drive Shafts and Axles for 1978 Mercury Cougars?
Out of 15 Drive Shafts and Axles that fit 1978 Mercury Cougars, the following parts are the top sellers:
- Ford 7.5", 8", 8.8", & 9" Axle Stud (11643190) – $6.99
- Fill Plug For Ford 9", 1/2" Thread (11643123) – $10.99
- Tapered Axle Bearing And Seal Kit, 3.150" Od, For 9" Ford (11662138) – $111.99
What’s the price range for 1978 Mercury Cougar Drive Shafts and Axles?
The prices of Drive Shafts and Axles for the 1978 Mercury Cougar range from $5.99 up to $279.99 for the most premium parts.
What is the average price of a Drive Shafts and Axle for a 1978 Mercury Cougar?
The average price for Drive Shafts and Axles for the 1978 Mercury Cougar is $63.76. Keep in mind the variety of part types within our Drive Shafts and Axle category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Drive Shafts and Axles for other Mercury Cougar model years?
What are the cheapest Drive Shafts and Axles for my 1978 Mercury Cougar?
The cheapest 1978 Mercury Cougar Drive Shafts and Axles we carry are:
- Model 20 & Model 35 Axle Stud 1/2"-20 X 1.625" Length, 0.620" Dia – Knurl (11642346) – $5.99
- Ford 7.5", 8", 8.8", & 9" Axle Stud (11643190) – $6.99
- Fill Plug For Ford 9", 1/2" Thread (11643123) – $10.99
- Outer Axle Seal For Set 20 Bearing (11643621) – $14.99
- Bearing (3277593) – $15.99
Does Advance Auto Parts sell Drive Shafts and Axles for any other 1978 Mercury models?
Yes. We stock Drive Shafts and Axles for 4 other popular 1978 Mercury models. Some of the most popular are 1978 Grand Marquis Drive Shafts and Axles, 1978 Zephyr Drive Shafts and Axles, 1978 Marquis Drive Shafts and Axles, 1978 Monarch Drive Shafts and Axles, and 1978 Bobcat Drive Shafts and Axles.
What are the top-rated Drive Shafts and Axles that fit the 1978 Mercury Cougar?
Based on 60 reviews by customers, our 1978 Mercury Cougar Drive Shafts and Axles have an average customer rating of 5 stars. These are the highest-rated categories of Drive Shafts and Axles for the 1978 Mercury Cougar and their top-rated products:
- Drive Shaft Support Bolts
- Driveshaft Flange Bolts (11790354) – $22.49
- Drive Shaft Bearings
- Bearing (3277593) – $15.99
What types of Drive Shafts and Axles do you sell for my 1978 Mercury Cougar?
As of 6/2/26, these are some of the most in-demand types of Drive Shafts and Axles for a 1978 Mercury Cougar:
Can I get help with 1978 Mercury Cougar Drive Shafts and Axle orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Drive Shafts and Axles and more.
What is your return policy for Mercury Cougar Drive Shafts and Axles?
Advance Auto Parts keeps returns simple. For new Mercury Cougar Drive Shafts and Axles and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.