Eaton Detroit Truetrac Differential 33 Spline 1.37" Shaft Diameter for Chevy GMC

Part # 914A538 SKU 437934

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$884.77
$813.99
You save $70.78 )
Fits 1999-2019 GMC Sierra 1500, 1981-1996 GMC G3500, 1985-2005 GMC Safari, 1992-2013 GMC Yukon and 76 more Full fitment list
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SKU: 437934
Width: 10.00 (in)
Height: 11.00 (in)
Depth: 10.00 (in)
Shipping
Free, US only. Arrives in 2–4 days.
Returns
30-day returns. Wrong fit? Our team is here 24/7. Details
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Highlights

Front
9.25in
Position
Rear
Rear
9.5in
Item diameter (exterior)
9.5
Type
Limited Slip Differential
Interchange number
79-99 Chevrolet 79-09 GMC, C20 K20 Astro C2500/K2500 Yukon Sierra
Axle shaft diameter
1.37in

Description

Eaton Detroit Truetrac Differential 33 Spline 1.37" Shaft Diameter for Chevy GMC

The Eaton Detroit Truetrac Differential is a high-performance gear differential designed specifically to enhance traction and stability in various driving conditions. Featuring a cutting-edge helical gear design, this differential operates without clutches, delivering smooth and efficient power transfer to the wheels. It's an ideal upgrade for off-road enthusiasts and performance drivers looking to maximize their vehicle's capabilities.

This differential improves vehicle handling and cornering stability by effectively distributing torque to the wheel with the most grip. Under slippery conditions, such as mud, snow, or loose gravel, the Truetrac’s design allows for seamless power delivery, ensuring that power is never lost to a spinning wheel. The durable construction guarantees longevity even under the stress of high torque loads, making it a reliable choice for both daily drivers and dedicated off-road vehicles.

FITMENT: The Eaton Detroit Truetrac Differential is specifically compatible with vehicles featuring a 33 spline axle and a 1.37-inch shaft diameter commonly found in Chevy and GMC trucks. This interchangeability allows for simple installation, ensuring performance optimization without the need for excessive modifications.

Key Features & Benefits

  • Heavier-duty construction designed for enhanced durability and resistance to wear.
  • Helical gear design for smooth, quiet operation without the engagement shocks of traditional locking differentials.
  • Improves traction by transferring power to the wheel with the most grip, maximizing torque distribution.
  • Lightweight design which reduces unwanted weight on the vehicle, improving overall performance.
  • Compatible with both front and rear applications, providing versatility for multiple setups.

Fits

1999-2019 GMC Sierra 1500, 1981-1996 GMC G3500, 1985-2005 GMC Safari, 1992-2013 GMC Yukon and 76 more

Fitment data from the manufacturer catalogue. Check your engine before ordering, or call us.

Specifications

Identification
BrandEaton
Part number914A538
SKU437934
Dimensions and weight
Dimensions (W × H × D)10.00 × 11.00 × 10.00 in
Material and finish
Series and warranty
Details
Front9.25in
IncludesDifferential
PositionRear
Rear9.5in
Item diameter (exterior)9.5
TypeLimited Slip Differential
Interchange number79-99 Chevrolet 79-09 GMC, C20 K20 Astro C2500/K2500 Yukon Sierra
Axle shaft diameter1.37in

Shipping and returns

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 30-day returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.

Eaton Detroit Truetrac Differential 33 Spline 1.37" Shaft Diameter for Chevy GMC
Eaton Detroit Truetrac Differential 33 Spline 1.37" Shaft Diameter for Chevy GMC
$884.77
$813.99
You save $70.78 )

Not sure about this part? Ask us.

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or call +1 619-577-3602

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