TrakMotive
AAR CV Axle Shaft

TrakMotive GM-8491 CV Axle Shaft - Front Right

Brand TrakMotive GM-8491
Position Front Right
Abs Tone Ring Included No
Axle Nut Head Type Hex
Axle Nut Height (in) 0.87
Axle Nut Height (mm) 22
Axle Nut Hex Size (in) 1.31
Axle Nut Hex Size (mm) 32.799999999999997
Axle Nut Included Yes
Axle Nut Length (in) 1.49
Axle Nut Length (mm) 37.869999999999997
Axle Nut Locking Type Self-lock
Axle Nut Thread Size M27*2
Boot Material Neoprene
Inboard Joint Type Female
Inboard Shaft Connection Style Spline
New Or Remanufactured New
Number Of Inboard Splines 27
Number Of Outboard Splines 33
Outboard Joint Type Conventional
Outboard Shaft Connection Style Spline
Overall Compressed Length (in) 23.56
Overall Compressed Length (mm) 599
Product line AAR CV Axle Shaft
Fits Cadillac and Chevrolet · 8 vehicles

New CV axle shaft. A direct replacement for worn driveline components.

Neoprene boot material. Helps protect the joint with durable, flexible coverage.

Includes axle nut. Conveniently supplied with the hardware needed for installation.

Cross-references TrakMotive GM-8491 and 84394451 for the same application. See all 2.

$111.06Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $111.06
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

TrakMotive GM-8491 Front Right CV Axle Shaft

The TrakMotive GM-8491 is a new front right CV axle shaft for select Cadillac XT6 and Chevrolet Blazer applications. Built as an AAR CV axle shaft, it uses a neoprene boot, spline-style shaft connections, and a conventional outboard joint for direct driveline service on listed vehicles.

Key Features

  • New CV axle shaft for front right applications
  • Neoprene boot material for driveline protection
  • Inboard joint type: female
  • Inboard shaft connection style: spline
  • Outboard joint type: conventional
  • Outboard shaft connection style: spline
  • Includes axle nut with self-lock design
  • No ABS tone ring included
  • Overall compressed length: 23.56 in. (599 mm)
  • TrakMotive GM-8491 part number for ordering and catalog lookup

Product Details

This AAR CV axle shaft is engineered for front right driveline replacement on 2020-2023 Cadillac XT6 and 2019-2022 Chevrolet Blazer models listed below. The GM-8491 uses 27 inboard splines and 33 outboard splines, with a 32.8 mm hex axle nut and M27x2 thread size. TrakMotive identifies this axle as a new unit, and the ABS axle note indicates non-ABS application use unless otherwise noted. For buyers searching for a Cadillac XT6 front right CV axle shaft or Chevrolet Blazer front right axle replacement, GM-8491 provides the fitment-specific details needed for catalog matching.

TrakMotive’s AAR CV Axle Shaft line focuses on application-specific driveline replacement parts. This GM-8491 listing reflects that product line with direct-fit dimensions, spline counts, and joint configuration details for the listed GM crossover platforms.

This part cross-references 84394451 for the same application.

What It Helps Address

  • Clicking or popping noises during turns from a worn CV joint
  • Vibration or shudder from a damaged axle shaft
  • Grease leakage from a deteriorated boot
  • Driveline play caused by spline or joint wear
  • Front right axle replacement after inspection of the intermediate shaft

Installation Notes

Fits 2020-2023 Cadillac XT6, front right. Fits 2021-2022 Chevrolet Blazer, front right. Fits 2020 Chevrolet Blazer, front right. Fits 2019 Chevrolet Blazer, front right.

When replacing a CV axle, inspect the intermediate shaft for damage and replace it if needed. Confirm spline count, axle nut thread size, and overall compressed length before installation. Verify ABS and non-ABS configuration details against the vehicle build, since this axle does not include an ABS tone ring.

Quality Assurance

TrakMotive states that this CV axle shaft is backed by a limited lifetime warranty. The manufacturer also notes ISO 9001:1007 and TS 16949:2009 certification, supporting controlled production and quality management for the GM-8491 axle shaft.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersPositionNotes
2023CadillacXT64WD——Front RightWhen replacing a CV Axle, it is recommended that the intermediate shaft be inspected for damage and replaced if necessary; AAR CV Axle Shaft
2022CadillacXT64WD——Front RightWhen replacing a CV Axle, it is recommended that the intermediate shaft be inspected for damage and replaced if necessary; AAR CV Axle Shaft
2022ChevroletBlazerAWD3.6LV6Front RightWhen replacing a CV Axle, it is recommended that the intermediate shaft be inspected for damage and replaced if necessary; AAR CV Axle Shaft
2021CadillacXT64WD——Front RightWhen replacing a CV Axle, it is recommended that the intermediate shaft be inspected for damage and replaced if necessary; AAR CV Axle Shaft
2021ChevroletBlazerAWD3.6LV6Front RightWhen replacing a CV Axle, it is recommended that the intermediate shaft be inspected for damage and replaced if necessary; AAR CV Axle Shaft
2020CadillacXT64WD——Front RightWhen replacing a CV Axle, it is recommended that the intermediate shaft be inspected for damage and replaced if necessary; AAR CV Axle Shaft
2020ChevroletBlazerAWD3.6LV6Front RightAAR CV Axle Shaft
2019ChevroletBlazerAWD3.6LV6Front RightUpdated Design; AAR CV Axle Shaft
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
TrakMotive — GM-849184394451