1985 Pontiac Grand Am Differentials
Keep Your 1985 Pontiac Grand Am in Top Shape with Quality Differentials
Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1985 Pontiac Grand Am looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Front Differential Pinion Bearings, Differential Drain Plugs, and Differential Pinion 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 Differentials from Trusted Brands
Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like National. For example, National Differentials start at just $43.99 with an average 4.3 star rating. With over 2 reviews and a solid 5 star average, you can shop with confidence knowing other Pontiac Grand Am owners approve.
Competitive Prices and Extensive Inventory
The average price for a 1985 Pontiac Grand Am Differential at Advance Auto Parts is around $32.77, with a range that starts at $4.99 and goes up to $65.99. With 5 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each), Camshaft Seal, and Bearing – TRB (Tapered Roller Bearing) start at just $4.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Differential, don’t forget to check out other key components like Drive Shafts and Axles and Transfer Cases. At Advance Auto Parts, we’re here to help you keep your 1985 Pontiac Grand Am in peak condition, inside and out.
Find Your Specific 1985 Pontiac Grand Am Differentials
Looking for the perfect Differential for your 1985 Pontiac Grand Am? You’re in the right place. Below, you’ll find links to various types of Differentials that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Differentials, ensuring durability and a precise fit for your Pontiac Grand Am. Whether you’re driving a 1985 model or another popular model year like
1997,
1998,
1999,
2000,
2001,
2002,
2003,
2004, and
2005, we’ve got you covered. Purchasing Differentials 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 Differentials that fit your vehicle.
Essential 1985 Pontiac Grand Am Differentials
Needa Parts – Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each) (Part No.090-040)
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:
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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
Driveworks – Camshaft Seal (Part No.S-99139)
National – Shaft Repair Sleeve (Part No.99193)
from
$43.99
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:
- 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
National – Differential Pinion Seal (Part No.2043)
from
$17.99
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 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
Driveworks – Oil Seal (Part No.S-2043)
from
$10.79
Value-priced seal meets all cataloged application requirements.
Product Features:
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Product Features:
- Brand may vary by location
Schaeffler – Shaft Seal (Part No.SS2983)
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:
See More
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
Schaeffler – Shaft Seal (Part No.SS2588)
from
$30.49
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:
See More
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
National – Tapered Roller Bearing Cone (Part No.HM89449)
from
$23.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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
National – Tapered Roller Bearing Cone (Part No.M804049)
from
$34.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
Product Features:
See More
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
Driveworks – Tapered Roller Bearing (Part No.S-HM-89449)
National – Bearing Race (Part No.LM501314)
from
$11.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
Product Features:
See More
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
Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.30306A)
from
$65.99
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.
Product Features:
See More
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
National – Bearing Race (Part No.M86610)
from
$9.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
Product Features:
See More
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
Popular 1985 Pontiac Grand Am Differentials Categories
Most Popular Front Differential Pinion Bearing for 1985 Pontiac Grand Ams
Enhance your 1985 Pontiac Grand Am with this popular Front Differential Pinion Bearing we have in stock, for $65.99.
Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.30306A)
from
$65.99
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.
Product Features:
See More
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
Best-Selling 1985 Pontiac Grand Am Differential Drain Plug
Upgrade your Grand Am with our best-selling Differential Drain Plug.
Needa Parts – Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each) (Part No.090-040)
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:
See More
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
Top-Quality Differential Pinion Seals for 1985 Pontiac Grand Ams
Choose a high-quality OEM or aftermarket Differential Pinion Seal for Pontiac Grand Ams and enjoy top-notch performance from $30.49.
Schaeffler – Shaft Seal (Part No.SS2588)
from
$30.49
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:
See More
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
Top Picks for 1985 Pontiac Grand Am Differential Pinion Pilot Bearings
Invest in one of our 2 durable Differential Pinion Pilot Bearings for your 1985 Pontiac, knowing you’re getting trusted brands and expert craftsmanship.
National – Shaft Repair Sleeve (Part No.99193)
from
$43.99
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:
See More
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
Driveworks – Camshaft Seal (Part No.S-99139)
Top-Rated Differential Brands For Your 1985 Pontiac Grand Am
When it comes to finding the perfect Differential for your 1985 Pontiac Grand Am, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Differential brands including National, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $43.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1985 Pontiac Grand Am, providing peace of mind with parts that meet or exceed OEM standards.
Popular National 1985 Pontiac Grand Am Differentials
If you’re looking for a top-quality Differential for your 1985 Pontiac Grand Am, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 1 National Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $43.99, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1985 Pontiac Grand Am come highly rated, with over 2 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$43.99
(2)
Shaft Repair Sleeve
“As a mechanic I dont have time or money to waste on inferior products, which this is not.
Great product,great price”
FAQs for 1985 Pontiac Grand Am Differentials
What are the best-selling Differentials for 1985 Pontiac Grand Ams?
Out of 5 Differentials that fit 1985 Pontiac Grand Ams, the following parts are the top sellers:
- Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each) (12026346) – $4.99
- Camshaft Seal (11494113) – $23.99
- Bearing – TRB (Tapered Roller Bearing) (50205888) – $65.99
What’s the price range for 1985 Pontiac Grand Am Differentials?
The prices of Differentials for the 1985 Pontiac Grand Am range from $4.99 up to $65.99 for the most premium parts.
What is the average price of a Differential for a 1985 Pontiac Grand Am?
The average price for Differentials for the 1985 Pontiac Grand Am is $32.77. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Differentials for other Pontiac Grand Am model years?
What are the cheapest Differentials for my 1985 Pontiac Grand Am?
The cheapest 1985 Pontiac Grand Am Differentials we carry are:
- Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each) (12026346) – $4.99
- Camshaft Seal (11494113) – $23.99
- Shaft Seal (50205898) – $30.49
- Shaft Repair Sleeve (3271765) – $43.99
- Bearing – TRB (Tapered Roller Bearing) (50205888) – $65.99
Does Advance Auto Parts sell Differentials for any other 1985 Pontiac models?
Yes. We stock Differentials for 6 other popular 1985 Pontiac models. Some of the most popular are 1985 Grand Prix Differentials, 1985 Bonneville Differentials, 1985 Firebird Differentials, 1985 Sunbird Differentials, and 1985 Parisienne Differentials.
What are the top-rated Differentials that fit the 1985 Pontiac Grand Am?
The one 1985 Pontiac Grand Am Differential we have in stock is the Standard Engine Oil Drain Plug: M20-1.50 Thread, 17 mm Head (Sold by each). It costs $4.99.
What types of Differentials do you sell for my 1985 Pontiac Grand Am?
As of 3/1/26, these are some of the most in-demand types of Differentials for a 1985 Pontiac Grand Am:
Can I get help with 1985 Pontiac Grand Am Differential orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Pontiac Differentials and more.
What is your return policy for Pontiac Grand Am Differentials?
Advance Auto Parts keeps returns simple. For new Pontiac Grand Am Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.