1984 Pontiac Firebird Differentials

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1984 Pontiac Firebird in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1984 Pontiac Firebird looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Oil, Differential Pinion Seals, and Differential Covers. 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, Motive Gear, and Driveworks. For example, National Differentials start at just $11.99 with an average 4.3 star rating. Motive Gear and Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 1,768 reviews and a solid 4.3 star average, you can shop with confidence knowing other Pontiac Firebird owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1984 Pontiac Firebird Differential at Advance Auto Parts is around $193.77, with a range that starts at $2.79 and goes up to $1,015.00. With 130 options in stock from 13 trusted brands, finding the right fit is easy. Popular picks like Dorman – Help Differential Shaft Lock Bolt, 81048, Dorman Differential Cover, 697-701, and Motive Gear Ring Gear Bolt, 14066913 start at just $2.99 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 Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1984 Pontiac Firebird in peak condition, inside and out.

Essential 1984 Pontiac Firebird Differentials

Yukon Gear – Yukon Gear 7.5 & 7.625 Standard Open Pinion gear Thrust Washer, 33390 (Part No.33390)

Yukon Gear 7.5 & 7.625 Standard Open Pinion gear Thrust Washer, 33390

from

$8.99
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.
See More

Pro-King – Pro-King Differential Cross Shaft, 742G930 (Part No.742G930)

Pro-King Differential Cross Shaft, 742G930

from

$2.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Driveworks – Driveworks Taper Bearing Cup, S-LM-501314 (Part No.S-LM-501314)

Driveworks Taper Bearing Cup, S-LM-501314

from

$7.99
Value-priced bearing meets all cataloged application requirements.
See More

Yukon Gear – "Yukon Gear Standard Open Cross Pin (0.795"" Diameter) for 8.5"" GM – Some Eaton Positractions, 33401" (Part No.33401)

"Yukon Gear Standard Open Cross Pin (0.795"" Diameter) for 8.5"" GM - Some Eaton Positractions, 33401"

from

$49.99
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.
See More

Yukon Gear – Yukon Gear Differential Cover B, 33572 (Part No.33572)

Yukon Gear Differential Cover B, 33572

from

$7.99
Yukon Gear Differential Cover B, 33572.
See More

USA Standard Gear – USA Standard Gear Differential Rebuild Kit, 37055 (Part No.37055)

USA Standard Gear Differential Rebuild Kit, 37055

from

$206.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.
See More

Yukon Gear – "Yukon Gear Pinion Install Kit for GM 8.5"" Differential, 13069" (Part No.13069)

"Yukon Gear Pinion Install Kit for GM 8.5"" Differential, 13069"

from

$173.99
Yukon Pinion Installation Kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings and races can be reused. This kit features Timken bearings and races along with high-quality seals and small parts. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your gear set.
See More

Driveworks – Driveworks Oil Seal, S-8610 (Part No.S-8610)

Driveworks Oil Seal, S-8610

from

$11.99
Value-priced seal meets all cataloged application requirements.
See More

USA Standard Gear – USA Standard Gear Differential Spider Gear Kits, 39026 (Part No.39026)

USA Standard Gear Differential Spider Gear Kits, 39026

from

$209.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.
See More

Pro-King – Pro-King Differential Crush Sleeve, 742G034 (Part No.742G034)

Pro-King Differential Crush Sleeve, 742G034

from

$2.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Mr. Gasket – Mr. Gasket Differential Cover Gasket, 84 (Part No.84)

Mr. Gasket Differential Cover Gasket, 84

from

$26.69
Mr. Gasket Axle Housing/Differential Cover or Rear End Gaskets are manufactured from a .047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability. They are precision die-cut for an excellent fit. Fits 1965-1970 Buick, Olds, Pontiac, 10 bolt 8.20 inch ring gear.
See More

Yukon Gear – "Yukon Gear Duragrip Posi For 8.2"" Buicks, Olds & Pontiac With 28 Spline Axles, 26024" (Part No.26024)

"Yukon Gear Duragrip Posi For 8.2"" Buicks, Olds & Pontiac With 28 Spline Axles, 26024"

from

$929.99
“The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects. This case is drilled for 3/8″” bolts. Some factory gears use 7/16″” bolts. If your factory gear uses 7/16″” bolts you will need to drill out the ring gear bolt holes.”
See More

Yukon Gear – "Yukon Gear 14 Plate Dura Grip Composite Clutch Kit for GM 7.5""/Ford 7.5""/M35 Differentials, 16119" (Part No.16119)

"Yukon Gear 14 Plate Dura Grip Composite Clutch Kit for GM 7.5""/Ford 7.5""/M35 Differentials, 16119"

from

$202.99
This Yukon Gear & Axle clutch kit is a direct replacement for the popular Yukon Dura Grip positraction unit. Kit includes 14 composite clutches.
See More

Yukon Gear – "Yukon Gear Forged Yoke for GM 8.5"" with A 1350 U/Joint Size., 41093" (Part No.41093)

"Yukon Gear Forged Yoke for GM 8.5"" with A 1350 U/Joint Size., 41093"

from

$359.99
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.
See More

Richmond Gear – Richmond Gear Differential Pinion Shaft, CSPGM75 (Part No.CSPGM75)

Richmond Gear Differential Pinion Shaft, CSPGM75

from

$26.49
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
See More

Richmond Gear – Richmond Gear Differential Mini Spool, 78-7526-1 (Part No.78-7526-1)

Richmond Gear Differential Mini Spool, 78-7526-1

from

$124.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
See More

Motive Gear – Motive Gear Differential Internal Carrier Gear Kit, GM7.6BI (Part No.GM7.6BI)

Motive Gear Differential Internal Carrier Gear Kit, GM7.6BI

from

$131.99
Motive Gear Differential Internal Carrier Gear Kit, GM7.6BI.
See More

Driveworks – Driveworks Taper Bearing Set, S-A-5 (Part No.S-A-5)

Driveworks Taper Bearing Set, S-A-5

from

$11.99
Value-priced bearing meets all cataloged application requirements.
See More

Yukon Gear – Yukon Gear Pinion Nut washer, 33166 (Part No.33166)

Yukon Gear Pinion Nut washer, 33166

from

$23.99
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.
See More

Yukon Gear – "Yukon Gear Posi Spring Kit for GM 7.5"", with Preload Plates, 33206" (Part No.33206)

"Yukon Gear Posi Spring Kit for GM 7.5"", with Preload Plates, 33206"

from

$153.99
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.
See More

Motive Gear – Motive Gear Differential Bearing Kit – Koyo, R8.5PR (Part No.R8.5PR)

Motive Gear Differential Bearing Kit - Koyo, R8.5PR

from

$94.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv
See More

Valvoline – Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891 (Part No.904891)

Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891

from

$35.99
Choosing an automatic transmission fluid just got easier. Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the #1 ATF product, is suitable for use in 95% of ATF vehicles in operation with US registered light duty applications. And now, it€™s also recommended for most belt and chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it€™s designed to help prevent leaks, reduce wear and tear, and maximize performance €“ all for much longer than conventional fluids. It has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Whether your vehicle has a CVT or traditional automatic, Valvoline MaxLife Multi-Vehicle ATF is suitable for a broad range of transmissions including Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW and Audi vehicles. It€™s specifically recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC. For the many miles ahead, trust your transmission with Valvoline, the #1 automatic transmission fluid brand.
See More

Yukon Gear – "Yukon Gear 8.5"" & 8.2"" GM carrier installation kit, 57008" (Part No.57008)

"Yukon Gear 8.5"" & 8.2"" GM carrier installation kit, 57008"

from

$109.99
Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limited slip differential, a mechanical locker, or an air operated locker. These kits contain carrier bearings and races and a carrier shim kit.
See More

Yukon Gear – "Yukon Gear Replacement Pinion Nut for Dana 25, 27, 30, 36, 44, 53 & GM 7.75"", 33143" (Part No.33143)

"Yukon Gear Replacement Pinion Nut for Dana 25, 27, 30, 36, 44, 53 & GM 7.75"", 33143"

from

$6.99
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.
See More

Yukon Gear – "Yukon Gear High Performance Ring & Pinion Gear Set For GM 7.5"" In A 4.56 Ratio, 24483" (Part No.24483)

"Yukon Gear High Performance Ring & Pinion Gear Set For GM 7.5"" In A 4.56 Ratio, 24483"

from

$439.99
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 the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.
See More

Pro-King – Pro-King Differential Pinion Shim Kit, 742G202 (Part No.742G202)

Pro-King Differential Pinion Shim Kit, 742G202

from

$6.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Yukon Gear – "Yukon Gear 1541H Alloy Rear Axle for ’98-’02 GM 7.625"" Camaro without Traction Control, 21623" (Part No.21623)

"Yukon Gear 1541H Alloy Rear Axle for '98-'02 GM 7.625"" Camaro without Traction Control, 21623"

from

$459.99
Yukon Gear & Axle offers an extensive line of general replacement and high-performance axles for passenger car, truck and SUV applications. High quality alloys and the latest in heat-treating technologies provide a stronger-than-stock axle for off-road, on the street, or at the track.
See More

Motive Gear – Motive Gear Ring Gear Bolt, 14066913 (Part No.14066913)

Motive Gear Ring Gear Bolt, 14066913

from

$2.99
Motive Gear Ring Gear Bolt, 14066913.
See More

Most Popular Differential Oil for 1984 Pontiac Firebirds

Enhance your 1984 Pontiac Firebird with one of the 2 Differential Oil we have in stock, starting at just $44.99.

Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
See More

Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
See More

Best-Selling 1984 Pontiac Firebird Differential Pinion Seals

Upgrade your Firebird with one of our 4 best-selling Differential Pinion Seals, earning an average 3.75 stars rating across 7 reviews.

National – National Multi-Purpose Seal, 8610 (Part No.8610)

National Multi-Purpose Seal, 8610

from

$18.29
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.
See More

Driveworks – Driveworks Oil Seal, S-8610 (Part No.S-8610)

Driveworks Oil Seal, S-8610

from

$11.99
Value-priced seal meets all cataloged application requirements.
See More

Yukon Gear – "Yukon Gear 7.2"" GM 7.5"" GM & 8.2"" GM Pinion Seal, 30192" (Part No.30192)

"Yukon Gear 7.2"" GM 7.5"" GM & 8.2"" GM Pinion Seal, 30192"

from

$9.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
See More

Schaeffler – Schaeffler Shaft Seal, SS2588 (Part No.SS2588)

Schaeffler Shaft Seal, SS2588

from

$19.99
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.
See More

Top-Quality Differential Covers for 1984 Pontiac Firebirds

Choose a high-quality OEM or aftermarket Differential Cover for Pontiac Firebirds and enjoy top-notch performance from $28.99.

Dorman – Dorman Differential Cover, 697-701 (Part No.697-701)

Dorman Differential Cover, 697-701

from

$28.99
This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.
See More

ATP – ATP Differential Cover Kit With Internal Magnet, 111102 (Part No.111102)

ATP Differential Cover Kit With Internal Magnet, 111102

from

$29.99
Differential covers can become damaged from road debris, corrosion, or bolt/drain plug over tightening. Their job is to act as a lid keeping lubricants in place for the ring and pinion gears, bearings, and bushings. Without lubricants, the differential quickly become damaged. ATP Differential Cover Kits include a replacement gasket and are designed to fit and function just like the original part ensuring long life and durability.
See More

Yukon Gear – "Yukon Gear Steel Cover for GM 7.5"" & 7.625"", 32331" (Part No.32331)

"Yukon Gear Steel Cover for GM 7.5"" & 7.625"", 32331"

from

$67.99
These Yukon replacement diff covers are a direct bolt-on.
See More

Yukon Gear – "Yukon Gear Chrome Cover for 7.5"" GM, 32014" (Part No.32014)

"Yukon Gear Chrome Cover for 7.5"" GM, 32014"

from

$67.99
These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome.
See More

Pro-King – Pro-King Differential Carrier Cover, 741A758 (Part No.741A758)

Pro-King Differential Carrier Cover, 741A758

from

$29.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
See More

Our Top Pick for a 1984 Pontiac Firebird Differential Carrier Bearing Set

Invest in a durable Differential Carrier Bearing Set for your 1984 Pontiac, knowing you’re getting trusted brands and expert craftsmanship.

Driveworks – Driveworks Taper Bearing Set, S-A-5 (Part No.S-A-5)

Driveworks Taper Bearing Set, S-A-5

from

$11.99
Value-priced bearing meets all cataloged application requirements.
See More

Top-Rated Rear Differential Cover Gaskets for 1984 Pontiac Firebirds

Make a smart move for your 1984 Pontiac Firebird with products all priced from $9.49 to $11.99.

Felpro – Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 55072 (Part No.RDS 55072)

Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 55072

from

$9.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
See More

Yukon Gear – Yukon Gear 7.5 GM Cover Gasket, 23018 (Part No.23018)

Yukon Gear 7.5 GM Cover Gasket, 23018

from

$11.99
7.5 GM cover gasket. EXTERNAL SUPPLY>FDO>BACK ROOM-FDO>APPLICATION SPECIFIC from Yukon Gear
See More

Top-Rated Differential Brands For Your 1984 Pontiac Firebird

When it comes to finding the perfect Differential for your 1984 Pontiac Firebird, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 13 trusted brands. We carry the most popular Differential brands including National, Driveworks, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $11.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1984 Pontiac Firebird, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1984 Pontiac Firebird Differentials

If you’re looking for a top-quality Differential for your 1984 Pontiac Firebird, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 3 National Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $11.99 and an average cost of $61.42, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1984 Pontiac Firebird come highly rated, with over 8 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.
National Axle Differential Bearing & Seal Kit, RA-320
from $153.99
(2)
National Axle Differential Bearing & Seal Kit, RA-320
“All you need to overhaul a diff, at a good price”
National Multi-Purpose Seal, 8610
from $18.29
(4)
National Multi-Purpose Seal, 8610
“Perfect”
National Bearing Race, LM501314
from $11.99
(2)
National Bearing Race, LM501314
“good quality & price”

Top-Quality Driveworks 1984 Pontiac Firebird Differentials

For those in search of a high-quality Differential for their 1984 Pontiac Firebird, Advance Auto Parts offers a great selection of Driveworks Differentials. With 2 Driveworks Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $11.99, giving you a range of options to suit your budget. Backed by over 108 customer ratings and an average rating of 4.2 stars, Driveworks Differentials provide both reliability and excellent performance. Choosing a Driveworks Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Driveworks Taper Bearing Set, S-A-6
from $11.99
(38)
Driveworks Taper Bearing Set, S-A-6
“HELPFUL ASSOCIATE”
Driveworks Taper Bearing Set, S-A-5
from $11.99
(70)
Driveworks Taper Bearing Set, S-A-5
“Great”

FAQs for 1984 Pontiac Firebird Differentials

What are the best-selling Differentials for 1984 Pontiac Firebirds?

Out of 130 Differentials that fit 1984 Pontiac Firebirds, the following parts are the top sellers:

What’s the price range for 1984 Pontiac Firebird Differentials?

The prices of Differentials for the 1984 Pontiac Firebird range from $2.79 up to $1,015.00 for the most premium parts.

What is the average price of a Differential for a 1984 Pontiac Firebird?

The average price for Differentials for the 1984 Pontiac Firebird is $193.77. 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 Firebird model years?

Yes, we carry Differentials for 34 model years of Pontiac Firebirds between 1967 and 2002. The following model years are the most popular for Differential purchases: 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, and 1994.

What are the cheapest Differentials for my 1984 Pontiac Firebird?

The cheapest 1984 Pontiac Firebird Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1984 Pontiac models?

Yes. We stock Differentials for 6 other popular 1984 Pontiac models. Some of the most popular are 1984 Grand Prix Differentials, 1984 Bonneville Differentials, 1984 Phoenix Differentials, 1984 Parisienne Differentials, and 1984 6000 Differentials.

What types of Differentials do you sell for my 1984 Pontiac Firebird?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1984 Pontiac Firebird:

Can I get help with 1984 Pontiac Firebird 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 Firebird Differentials?

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