1981 Dodge Diplomat Differential Ring and Pinions

Your 1981 Dodge Diplomat 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 39 Differential Ring and Pinions to choose from for your 1981 Dodge Diplomat, and our inventory prices range from as little as $208.99 up to $674.99.

On top of low prices, Advance Auto Parts offers 4 different trusted brands of Differential Ring and Pinions for the 1981 Dodge Diplomat. 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 42 reviews on our Differential Ring and Pinions for the 1981 Dodge Diplomat from previous customers.

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 Dodge Diplomat

Dorman – Differential Ring and Pinion Set (Part No.697-308)

Differential Ring and Pinion Set

from

$384.99
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

USA Standard Gear – Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 4.11 Ratio (Part No.36020)

Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 4.11 Ratio

from

$419.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 4.11 ratio
See More

Dorman – Differential Ring And Pinion Set (Part No.697-356)

Differential Ring And Pinion Set

from

$291.99
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

Yukon Gear – Ring and Pinion Kit (Part No.24017)

Ring and Pinion Kit

from

$574.99
Ring and Pinion Kit

Motive Gear – Differential Ring and Pinion (Part No.C8.25-456)

Differential Ring and Pinion

from

$275.99


Product Features:
  • CHRY 10BLT 8.25+8.36 R&P-4.56 RATIO
See More

USA Standard Gear – Ring/Pinion Sets (Part No.36350)

Ring/Pinion Sets

from

$469.99
Ring/Pinion Sets

Motive Gear – Differential Ring and Pinion (Part No.C8.25-355)

Differential Ring and Pinion

from

$288.99


Product Features:
  • CHRY 10BLT 8.25+8.36 R&P-3.55 RATIO
See More

Dorman – Differential Ring And Pinion Set (Part No.697-309)

Differential Ring And Pinion Set

from

$396.99
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

Yukon Gear – High Performance Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 3.55 Ratio (Part No.24013)

High Performance Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 3.55 Ratio

from

$674.99
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 has an updated, proprietary, design that provides longer life and higher durability than the competition. 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. We reccomend an OEM gear for van applications. This gear set is for ’09 and older applications only.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 3.55 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 4.11 Ratio (Part No.24015)

High Performance Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 4.11 Ratio

from

$641.99
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 has an updated, proprietary, design that provides longer life and higher durability than the competition. 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. We reccomend an OEM gear for van applications. This gear set is for ’09 and older applications only.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 4.11 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.07 Ratio (Part No.24643)

High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.07 Ratio

from

$579.99
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.

Product Features:
  • Fits 2004 and down Chrysler 8.25″
  • 3.07 ratio
  • 10 bolt holes
  • 27 spline pinion
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 3.90 Ratio (Part No.24014)

High Performance Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 3.90 Ratio

from

$539.99
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 has an updated, proprietary, design that provides longer life and higher durability than the competition. 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. We reccomend an OEM gear for van applications. This gear set is for ’09 and older applications only.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 3.90 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrylser 8.25" In A 4.88 Ratio (Part No.24226)

High Performance Ring & Pinion Gear Set For Chrylser 8.25" In A 4.88 Ratio

from

$529.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 4.88 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 3.21 Ratio (Part No.24012)

High Performance Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 3.21 Ratio

from

$529.99
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 has an updated, proprietary, design that provides longer life and higher durability than the competition. 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. We reccomend an OEM gear for van applications. This gear set is for ’09 and older applications only.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 3.21 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 4.56 Ratio (Part No.24016)

High Performance Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 4.56 Ratio

from

$499.99
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 has an updated, proprietary, design that provides longer life and higher durability than the competition. 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. We reccomend an OEM gear for van applications. This gear set is for ’09 and older applications only.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 4.56 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For ’04 & Down Chrysler 8.25" In A 3.21 Ratio (Part No.24225)

High Performance Ring & Pinion Gear Set For '04 & Down Chrysler 8.25" In A 3.21 Ratio

from

$479.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 3.21 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.73 Ratio (Part No.24002)

High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.73 Ratio

from

$459.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 3.73 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.90 Ratio (Part No.24003)

High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.90 Ratio

from

$459.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 3.90 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 4.11 Ratio (Part No.24004)

High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 4.11 Ratio

from

$459.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 4.11 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 4.56 Ratio (Part No.24005)

High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 4.56 Ratio

from

$446.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 4.56 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.55 Ratio (Part No.24001)

High Performance Ring & Pinion Gear Set For Chrysler 8.25" In A 3.55 Ratio

from

$446.99
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.

Product Features:
  • Fits Chrysler 8.25″
  • 8.25″ ring gear diameter
  • 27 spline pinion
  • 10 ring gear bolts
  • 3.55 ratio
See More

USA Standard Gear – Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 3.55 Ratio (Part No.36018)

Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 3.55 Ratio

from

$419.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 3.55 ratio
See More

USA Standard Gear – Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 3.90 Ratio (Part No.36019)

Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 3.90 Ratio

from

$419.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 3.90 ratio
See More

Dorman – Differential Ring and Pinion Set (Part No.697-337)

Differential Ring and Pinion Set

from

$416.99
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

USA Standard Gear – Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 3.21 Ratio (Part No.36017)

Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 3.21 Ratio

from

$414.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 3.21 ratio
See More

USA Standard Gear – Ring/Pinion Sets (Part No.36022)

Ring/Pinion Sets

from

$409.99
Ring/Pinion Sets

USA Standard Gear – Ring/Pinion Sets (Part No.36349)

Ring/Pinion Sets

from

$404.99
Ring/Pinion Sets

USA Standard Gear – Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 4.56 Ratio (Part No.36021)

Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 4.56 Ratio

from

$394.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits 2010 and down Chrysler 9.25″ rear
  • 9.25″ ring gear diameter
  • 29 spline pinion
  • 12 ring gear bolts
  • 4.56 ratio
See More

FAQs for 1981 Dodge Diplomat Differential Ring and Pinions

What are the most popular Differential Ring and Pinions for the 1981 Dodge Diplomat?

With 4 brands you can trust, our most popular Differential Ring and Pinions for the 1981 Dodge Diplomat parts are:
Differential Ring And Pinion Set
from $291.99
This product is not rated
Differential Ring And Pinion Set
Differential Ring and Pinions
Differential Ring and Pinion Set
from $384.99
(2)
Differential Ring and Pinion Set
Differential Ring and Pinions
Ring/Pinion Sets
from $469.99
This product is not rated
Ring/Pinion Sets
Differential Ring and Pinions

What are the best aftermarket Differential Ring and Pinions for the 1981 Dodge Diplomat?

See what past customers had to say about our highest-rated Differential Ring and Pinions for the 1981 Dodge Diplomat:
Ring & Pinion Gear Set For '09 & Down Chrysler 9.25" In A 4.11 Ratio
from $419.99
(1)
Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25" In A 4.11 Ratio
“This set was a 9.25 Chrysler with a 4.11 ratio, Advance Part No 36020. In my rush to have them delivered before the weekend using the 25% off code I m”