Vehicle Fitment

Chevy

GMC

Hummer

Specifications

Axle Position	Front
Differential Case Design Type	9.25 Inch Clamshell - Front Axle
Differential Case Design Type	L
Notes	4WD & AWD - Can service 2007 & earlier applications when used with diff gear kit 74040363
9729	148 mm
Spline Count	33
Vehicle Make	GM
Vehicle Placement	Left

Features

OEM-quality engineering and precision manufacturing
High-strength materials for maximum durability
Optimized torque transfer and drivetrain efficiency
Reduced NVH (noise, vibration, and harshness)
Designed for exact fit and long service life
Suitable for light-duty, heavy-duty, and performance vehicles

Product Details

Front Driver Side Axle Shaft (40057071) by AAM®. AAM drivetrain components are engineered to deliver dependable power transfer, durability, and OEM-level performance. Designed for passenger vehicles, trucks, and performance applications, these components ensure smooth torque distribution, reduced vibration, and long-lasting reliability under demanding driving conditions.

Brand:

AAM

Part Number:

40057071

UPC:

840382502125

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AAM® 40057071 - Front Driver Side Axle Shaft