1971 Chevrolet Chevelle Posi Units and Components

Your 1971 Chevrolet Chevelle 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 Posi Units and Components you desperately need.

We currently carry 4 Posi Units and Components to choose from for your 1971 Chevrolet Chevelle, and our inventory prices range from as little as $53.99 up to $804.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Posi Units and Components for the 1971 Chevrolet Chevelle. We only sell parts from trusted brands like Richmond 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 Posi Units and Components stock in-person!

Posi Units and Components for Your 1971 Chevrolet Chevelle

Yukon Gear – Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio (Part No.26011)

Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio

from

$804.99
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.

Product Features:
  • Fits GM 12 bolt passenger car with 30 spline axles
  • 3.08-3.90 ratios only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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Richmond Gear – Differential Spool (Part No.81-1235-1)

Differential Spool

from

$346.99
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!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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Richmond Gear – Differential Spool (Part No.81-1033-1)

Differential Spool

from

$267.99
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!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4101)

Differential Pinion Solid Spacer Kit w/Shims

from

$53.99


Product Features:
  • GM12 BOLT CAR SOLID SPACER & SHIMS
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FAQs for 1971 Chevrolet Chevelle Posi Units and Components

What are the most popular Posi Units and Components for the 1971 Chevrolet Chevelle?

With 3 brands you can trust, our most popular Posi Units and Components for the 1971 Chevrolet Chevelle parts are:
Differential Pinion Solid Spacer Kit w/Shims
from $53.99
This product is not rated
Differential Pinion Solid Spacer Kit w/Shims
Posi Units and Components
Differential Spool
from $267.99
This product is not rated
Differential Spool
Posi Units and Components
Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio
from $804.99
This product is not rated
Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio
Posi Units and Components