1978 Buick Opel Differentials

Essential 1978 Buick Opel Differentials

Motive Gear – Differential Bearing Kit – Timken (Part No.R7.5GRBT)

Differential Bearing Kit - Timken

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$90.99
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

Product Features:
  • KIT BRG&SEAL 7.5″ GM ‘B’ MDL ’78-81
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Motive Gear – Differential Bearing Kit – Koyo (Part No.R7.5GRB)

Differential Bearing Kit - Koyo

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

Product Features:
  • BRG KIT GM 7.5 ‘B’ MODEL CAR ’78-81 METRIC HOUSING
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Richmond Gear – RngPnnInstlKt (Part No.83-1016-1)

RngPnnInstlKt

from

$182.99
RngPnnInstlKt

Motive Gear – Differential Ring and Pinion (Part No.GM7.5-373)

Differential Ring and Pinion

from

$224.99


Product Features:
  • GM 10BL 7.5&7.625 R/P 3.73 MG 10 3/8 X 18 LH THRED BLTS, PD=1.438
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Motive Gear – Performance Differential Ring and Pinion (Part No.G875410X)

Performance Differential Ring and Pinion

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$236.99


Product Features:
  • GM 10BL 7.5 &7.625 R/P 4.10X* MGP THICK
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Richmond Gear – RngPnn (Part No.49-0044-1)

RngPnn

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$379.99
RngPnn

Motive Gear – Differential Carrier Gear Kit (Part No.GM7.5BI)

Differential Carrier Gear Kit

from

$115.99


Product Features:
  • INTERNAL KT GM 7.5 26 SPL
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Motive Gear – Differential Pinion Shim Kit (Part No.1104)

Differential Pinion Shim Kit

from

$12.99


Product Features:
  • KIT SHIM
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Motive Gear – Differential Pinion Nut (Part No.1260823)

Differential Pinion Nut

from

$8.49
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 o
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Motive Gear – Ring Gear Bolt (Part No.14066913)

Ring Gear Bolt

from

$2.49


Product Features:
  • RING GEAR BOLT 8.5″ 7.5″ 7/16 X 20 LEFT HAND
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National – Multi Purpose Seal (Part No.225230)

Multi Purpose Seal

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$8.79
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Motive Gear – Differential Gear Install Kit (Part No.GM7.5IK)

Differential Gear Install Kit

from

$49.99


Product Features:
  • MINI INSTALL KIT GM 7.5
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1978 Buick Opel Differentials

Maybe you’re in the middle of a full rebuild of that 1978 Buick Opel. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 30 different Differentials in our inventory ranging from $2.49 to $379.99. That means you can find the exact parts or products you need to keep that 1978 Buick Opel running smoothly.

Differentials are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Buick Opel. Motive Gear, National, and Richmond Gear are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Differentials for your 1978 Buick Opel, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Differentials to keep your 1978 Buick Opel rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Differentials Brands To Make Your 1978 Buick Opel Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Buick Opel demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Opel the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular National Differentials

We carry National parts in our stock across Differential Pinion Seals categories, plus more. For a 1978 Buick Opel, our most popular National Differentials include:
Multi Purpose Seal
from $8.79
(1)
Multi Purpose Seal
Differential Pinion Seals

Top 1978 Buick Opel Differentials from Motive Gear

Motive Gear products are another trusted brand when it comes to Differentials for your 1978 Buick Opel. Popular Motive Gear parts include:
Differential Pinion Nut
from $8.49
(1)
Differential Pinion Nut
Differential Pinion Shaft Nuts

FAQs for 1978 Buick Opel Differentials

What are the most purchased Differentials for the 1978 Buick Opel?

Out of 30 Differentials for the 1978 Buick Opel, the most popular in our inventory are:
Ring Gear Bolt
from $2.49
This product is not rated
Ring Gear Bolt
Differential Ring Gear Bolts
Differential Pinion Shim Kit
from $12.99
This product is not rated
Differential Pinion Shim Kit
Differential Pinion Shims
Differential Ring and Pinion
from $224.99
This product is not rated
Differential Ring and Pinion
Differential Ring and Pinions