TrakMotive
AAR CV Axle Shaft

TrakMotive AD-8198 CV Axle Shaft - Front or Front Right

Brand TrakMotive AD-8198
Position Front and Front Right
ABS Ring Tooth Count 0
ABS Tone Ring Included No
Axle Bolt Hex Size (mm) 17
Axle Bolt Length (mm) 85
Axle Bolt Thread Size M16x1.5
Axle Nut Included No
Grade Type Premium
Inboard Joint Boot Material Neoprene
Inboard Joint Type Flange
Inboard Shaft Connection Style Bolt-on
Number Of Bolt Holes 1
Number Of Inboard Joint Bolt Holes 6
Number Of Inboard Shaft Bolts 0
Number Of Inboard Splines 0
Number Of Outboard Joint Bolt Holes 1
Number Of Outboard Shaft Bolts 1
Number Of Outboard Splines 42
Outboard Joint Boot Material Neoprene
Outboard Joint Type Audi style spline bolt
Outboard Shaft Connection Style Spline
Overall Compressed Length (in) 17.99
Overall Compressed Length (mm) 457
Overall Extended Length (in) 20.1
Overall Extended Length (mm) 511
Product line AAR CV Axle Shaft
Fits Audi · 2 vehicles

Bolt-on installation. Flange-style inboard connection simplifies replacement.

Neoprene boot material. Helps protect the joints from wear and contamination.

Premium grade. Built as an AAR CV axle shaft from a certified company.

Cross-references TrakMotive AD-8198, 8W0407271A and 8W0407271E for the same application. See all 3.

$209.66Free shipping
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Step 2 — Quantity
Order total $209.66
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Free returns within 60 days if it doesn't fit when fitment is verified.

TrakMotive AD-8198 CV Axle Shaft

The TrakMotive AD-8198 is a premium CV axle shaft for select Audi A4 allroad applications. Built for front-end driveline service, it matches OE AAR design details for the 2017 Audi A4 allroad front and the 2018 Audi A4 allroad front right.

Key Features

  • Premium-grade CV axle shaft from TrakMotive
  • OE AAR design for direct replacement service
  • Front axle application for Audi A4 allroad
  • 42-spline outboard shaft connection
  • Flange-style inboard joint with bolt-on shaft connection
  • Neoprene boot material at both joints
  • ABS ring tooth count: 0; ABS tone ring not included
  • Overall compressed length: 17.99 in. (457 mm)
  • Overall extended length: 20.1 in. (511 mm)

Product Details

TrakMotive’s AAR CV Axle Shaft line focuses on OE-style driveline replacement parts for applications that require accurate fit and dependable geometry. Part number AD-8198 is built for front axle service on the Audi A4 allroad, with an Audi-style spline bolt outboard joint, a 6-bolt inboard flange, and M16x1.5 axle bolt thread specification. This part cross-references OE numbers 8W0407271A and 8W0407271E for the same application.

Compatible With: 2017 Audi A4 allroad, front; 2018 Audi A4 allroad, front right. Use AD-8198 when replacing a worn or damaged front CV axle on these Audi A4 allroad applications.

Common Issues This Part Can Address

  • Clicking or popping noises during turns from a worn CV joint
  • Vibration or shudder from a damaged axle shaft
  • Torn or deteriorated CV boots with grease loss
  • Excessive driveline play from worn axle components
  • Front axle noise after OE axle wear on Audi A4 allroad models

Installation Notes and Tips

Verify axle length, spline count, and flange style before installation. Confirm the vehicle’s front axle configuration and match the OE AAR design noted for the application. Inspect related seals, hub components, and fasteners during service, and follow factory torque specifications for axle bolt and flange hardware.

Quality Assurance

TrakMotive states that this part is backed by a limited lifetime warranty. The company is ISO 9001:2008 and TS 16949:2009 certified, supporting controlled manufacturing and quality processes for driveline components.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersPositionNotes
2018AudiA4 allroadAWD2.0LL4Front RightOE AAR design; AAR CV Axle Shaft
2017AudiA4 allroadAWD2.0LL4FrontOE AAR design; AAR CV Axle Shaft
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
TrakMotive — AD-81988W0407271A8W0407271E