1981 Pontiac Grand Lemans Differential Ring and Pinions

Your 1981 Pontiac Grand Lemans 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 Ring and Pinions you desperately need.

We currently carry 22 Differential Ring and Pinions to choose from for your 1981 Pontiac Grand Lemans, and our inventory prices range from as little as $175.99 up to $360.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Differential Ring and Pinions for the 1981 Pontiac Grand Lemans. We only sell parts from trusted brands like Motive Gear so that you can find quality parts you can count on.

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

Differential Ring and Pinions for Your 1981 Pontiac Grand Lemans

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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Dorman – Differential Ring and Pinion Set (Part No.697-301)

Differential Ring and Pinion Set

from

$316.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
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Dorman – Differential Ring and Pinion Set (Part No.697-303)

Differential Ring and Pinion Set

from

$307.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
See More

Dorman – Differential Ring and Pinion Set (Part No.697-300)

Differential Ring and Pinion Set

from

$301.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
See More

Motive Gear – Performance Differential Ring and Pinion (Part No.G875390)

Performance Differential Ring and Pinion

from

$256.99


Product Features:
  • GM 10BL 7.5 & 7.6 R/P 3.90 MGP 10 3/8 X 18LH, PD = 1.438
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Motive Gear – Differential Ring and Pinion (Part No.GM7.5-342)

Differential Ring and Pinion

from

$224.99


Product Features:
  • GM 10BL 7.5&7.625 R/P 3.42 MG 10 3/8 X 18 LH THRED BLTS, PD=1.438
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Motive Gear – Differential Ring and Pinion (Part No.GM7.5-373A)

Differential Ring and Pinion

from

$179.99


Product Features:
  • GM10 BL 7.5″ 3.73
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Motive Gear – Differential Ring and Pinion (Part No.GM7.5-456)

Differential Ring and Pinion

from

$216.99


Product Features:
  • GM 10BL 7.5&7.625 R/P 4.56 MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM7.5-410)

Differential Ring and Pinion

from

$216.99


Product Features:
  • GM 10BL 7.5&7.625 R/P 4.10 MG 10 3/8 X 18 LH THRED BLTS, PD=1.438
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Richmond Gear – RngPnn (Part No.49-0009-1)

RngPnn

from

$360.99
RngPnn

Richmond Gear – RngPnn (Part No.49-0007-1)

RngPnn

from

$360.99
RngPnn

Richmond Gear – RngPnn (Part No.69-0324-1)

RngPnn

from

$350.99
RngPnn

Richmond Gear – RngPnn (Part No.49-0045-1)

RngPnn

from

$350.99
RngPnn

Richmond Gear – RngPnn (Part No.69-0322-1)

RngPnn

from

$350.99
RngPnn

Motive Gear – Performance Differential Ring and Pinion (Part No.G875308)

Performance Differential Ring and Pinion

from

$253.99


Product Features:
  • GM7.5″ R & P SET (3:08 RATIO) MGP
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Motive Gear – Differential Ring and Pinion (Part No.GM7.5-308)

Differential Ring and Pinion

from

$243.99


Product Features:
  • GM7.5″ R & P SET (3:08 RATIO) MG
See More

Motive Gear – Performance Differential Ring and Pinion (Part No.G875373X)

Performance Differential Ring and Pinion

from

$230.99


Product Features:
  • GM 10BL 7.5 &7.625 R/P 3.73X* MGP THICK
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Motive Gear – Performance Differential Ring and Pinion (Part No.G875456)

Performance Differential Ring and Pinion

from

$222.99


Product Features:
  • GM 10BL 7.5 &7.625 R/P 4.56 MGP
See More

Motive Gear – Differential Ring and Pinion (Part No.GM7.5-323)

Differential Ring and Pinion

from

$216.99


Product Features:
  • GM 10BL 7.5&7.625 R/P 3.23 MG 10 3/8 X 18 LH THRED BLTS, PD=1.438
See More

Dorman – Differential Ring And Pinion Set (Part No.697-812)

Differential Ring And Pinion Set

from

$216.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
See More

Motive Gear – Differential Ring and Pinion (Part No.GM7.5-410A)

Differential Ring and Pinion

from

$175.99


Product Features:
  • GM10 BL 7.5″ 4.10
See More

Motive Gear – Differential Ring and Pinion (Part No.GM7.5-342A)

Differential Ring and Pinion

from

$175.99
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
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FAQs for 1981 Pontiac Grand Lemans Differential Ring and Pinions

What are the most popular Differential Ring and Pinions for the 1981 Pontiac Grand Lemans?

With 3 brands you can trust, our most popular Differential Ring and Pinions for the 1981 Pontiac Grand Lemans parts are:
Differential Ring and Pinion
from $224.99
This product is not rated
Differential Ring and Pinion
Differential Ring and Pinions
Differential Ring and Pinion Set
from $316.99
This product is not rated
Differential Ring and Pinion Set
Differential Ring and Pinions
Differential Ring and Pinion Set
from $307.99
This product is not rated
Differential Ring and Pinion Set
Differential Ring and Pinions