1985 Pontiac Bonneville Differential Covers

Your 1985 Pontiac Bonneville might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Differential Covers you desperately need.

We currently carry 9 Differential Covers to choose from for your 1985 Pontiac Bonneville, and our inventory prices range from as little as $20.99 up to $396.99.

On top of low prices, Advance Auto Parts offers 4 different trusted brands of Differential Covers for the 1985 Pontiac Bonneville. We only sell parts from trusted brands like Dorman so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 228 reviews on our Differential Covers for the 1985 Pontiac Bonneville from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Differential Covers stock in-person!

Differential Covers for Your 1985 Pontiac Bonneville

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

Rear Differential Cover

from

$20.99
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.

Product Features:
  • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
  • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
  • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
  • 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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ATP – DIFF COVER KIT (Part No.111102)

DIFF COVER KIT

from

$29.99
DIFF COVER KIT

Yukon Gear – Chrome Cover For 8.6", 8.5" And 8.2" GM Rear (Part No.32017)

Chrome Cover For 8.6", 8.5" And 8.2" GM Rear

from

$72.99
Chrome cover for 8.6″, 8.5″ and 8.2″ GM rear.

Product Features:
  • Fits GM 8.2″, 8.5″ and 8.6″
  • Chrome
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Mr. Gasket – Differential Cover Kit (Part No.9896)

Differential Cover Kit

from

$61.99
Made from heavy gauge steel, these chrome plated rear end covers are complete with bolts and gaskets.

Product Features:
  • Heavy gauge steel
  • Chrome plated
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Yukon Gear – Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear (Part No.32030)

Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear

from

$255.99
Polished aluminum cover for 8.6″, 8.2″ and 8.5″ GM rear.

Product Features:
  • Fits GM 8.5″ and 8.6″
  • Finned polished aluminum
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Yukon Gear – Steel Cover For GM 8.2" & 8.5" Rear (Part No.32332)

Steel Cover For GM 8.2" & 8.5" Rear

from

$119.99
Product Features:
  • Fits GM 8.2″, 8.5″ and 8.6″
  • Steel
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Yukon Gear – Aluminum Girdle Cover For 8.2" And 8.5" GM Ta HD (Part No.32121)

Aluminum Girdle Cover For 8.2" And 8.5" GM Ta HD

from

$396.99
Aluminum Girdle cover for 8.2″ and 8.5″ GM TA HD.

Product Features:
  • Fits GM 8.5″ and 8.6″
  • Aluminum girdle cover
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Yukon Gear – Chrome Cover For 7.5" GM (Part No.32014)

Chrome Cover For 7.5" GM

from

$67.99
Chrome cover for 7.5″ GM.

Product Features:
  • Fits GM 7.5″ and 7.625″
  • Chrome
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Yukon Gear – Steel Cover For GM 7.5" & 7.625" (Part No.32331)

Steel Cover For GM 7.5" & 7.625"

from

$61.99
Product Features:
  • Fits GM 7.5″ and 7.625″
  • Steel
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FAQs for 1985 Pontiac Bonneville Differential Covers

What are the most popular Differential Covers for the 1985 Pontiac Bonneville?

With 4 brands you can trust, our most popular Differential Covers for the 1985 Pontiac Bonneville parts are:
Rear Differential Cover
from $20.99
(38)
Rear Differential Cover
Differential Covers
DIFF COVER KIT
from $29.99
This product is not rated
DIFF COVER KIT
Differential Covers
Chrome Cover For 8.6", 8.5" And 8.2" GM Rear
from $72.99
This product is not rated
Chrome Cover For 8.6", 8.5" And 8.2" GM Rear
Differential Covers