HomeDriveline and Axles > CV ComponentsTrakMotive GM-8391 CV Axle Shaft - Rear Right
Part #: GM-8391

TrakMotive GM-8391 CV Axle Shaft - Rear Right

CV Axle Shaft, Rear Right
⚙️ 9 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦CV Axle Shaft, Rear Right
🚗Fitment: Saturn, Chevrolet, and Pontiac, Vue, Equinox, and Torrent
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Reliable CV Axle Shaft for Chevrolet, Pontiac, and Saturn Vehicles

The TrakMotive CV Axle Shaft GM-8391 is engineered to provide dependable driveline performance for select Chevrolet Equinox, Pontiac Torrent, and Saturn Vue models. Designed with precision, this new axle shaft ensures smooth power transfer and durability under various driving conditions.

Key Features of the TrakMotive CV Axle Shaft GM-8391

  • Includes a self-locking hex axle nut with a 30 mm (1.18 in) hex size for secure installation
  • Axle nut dimensions: 0.55 in (14 mm) height and 1.36 in (34.64 mm) length
  • Neoprene boot material for enhanced protection against contaminants and wear
  • Inboard joint type: male with 22 splines and spline-style shaft connection
  • Outboard joint type: conventional with 33 splines and spline-style shaft connection
  • Overall compressed length of 32.64 in (829 mm) for precise fitment
  • Includes axle nut with M20*1.5 thread size for compatibility

About the TrakMotive CV Axle Shaft Product Line

The TrakMotive CV Axle Shaft line focuses on delivering reliable constant velocity components designed to meet OEM specifications. This product line emphasizes quality materials and precise engineering to ensure proper fit and function in driveline systems. The GM-8391 model exemplifies these standards, providing a direct replacement axle shaft for compatible Chevrolet, Pontiac, and Saturn vehicles.

Detailed Product Description

The GM-8391 CV Axle Shaft from TrakMotive is a new, high-quality replacement part designed for the Chevrolet Equinox, Pontiac Torrent, and Saturn Vue. Featuring a neoprene boot, this axle shaft offers resistance to environmental factors such as dirt and moisture, which helps extend the life of the joint. The inboard and outboard joints utilize spline connection styles, with 22 and 33 splines respectively, ensuring a secure and precise fit. The included self-locking hex axle nut simplifies installation and maintains secure fastening during operation. With an overall compressed length of 32.64 inches, this axle shaft matches OEM dimensions for proper driveline alignment.

Common Applications and Issues Addressed

  • Replacement for worn or damaged CV axle shafts causing vibration or noise
  • Fixes torn or leaking CV boots that allow contaminants to enter the joint
  • Resolves axle shaft failures due to joint wear or spline damage
  • Addresses driveline issues affecting power transfer to the wheels
  • Restores proper axle nut locking to prevent loosening during vehicle operation

Installation Notes and Tips

  • Ensure compatibility with Chevrolet Equinox, Pontiac Torrent, or Saturn Vue before installation
  • Use the included self-locking hex axle nut (M20*1.5 thread) for secure fastening
  • Verify spline counts (22 inboard, 33 outboard) match the vehicle’s specifications
  • Inspect surrounding components such as wheel bearings and suspension parts during replacement
  • Follow manufacturer torque specifications for axle nut installation to avoid damage

Quality Assurance and Warranty

The TrakMotive CV Axle Shaft GM-8391 is manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. This new axle shaft includes a self-locking axle nut and is constructed with high-quality materials such as neoprene for the boot. While specific warranty details are not provided, TrakMotive products typically come with a limited warranty against defects in materials and workmanship.

BrandTrakMotive
Part NumberGM-8391
PositionCV Axle Shaft, Rear Right
Axle Nut Head TypeHex
Axle Nut Height (in)0.55
Axle Nut Height (mm)14
Axle Nut Hex Size (in)1.18
Axle Nut Hex Size (mm)30
Axle Nut IncludedYes
Axle Nut Length (in)1.36
Axle Nut Length (mm)34.64
Axle Nut Locking TypeSelf-Lock
Axle Nut Thread SizeM20*1.5
Boot MaterialNeoprene
Inboard Joint TypeMale
Inboard Shaft Connection StyleSpline
New Or RemanufacturedNew
Number Of Inboard Splines22
Number Of Outboard Splines33
Outboard Joint TypeConventional
Outboard Shaft Connection StyleSpline
Overall Compressed Length (in)32.64
Overall Compressed Length (mm)829

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2007SaturnVueRear RightCV Axle Shaft
2006ChevroletEquinoxRear RightCV Axle Shaft
2006PontiacTorrentRear RightCV Axle Shaft
2006SaturnVueRear RightCV Axle Shaft
2005ChevroletEquinoxRear RightCV Axle Shaft
2005SaturnVueRear RightCV Axle Shaft
2004SaturnVueRear RightCV Axle Shaft
2003SaturnVueRear RightCV Axle Shaft
2002SaturnVueRear RightCV Axle Shaft

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

66-1404GM-8391

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.