HomeDriveline and Axles > CV ComponentsTrakMotive SB-8128 CV Axle Shaft - Front Left
Part #: SB-8128

TrakMotive SB-8128 CV Axle Shaft - Front Left

CV Axle Shaft, Front Left
3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
CV Axle Shaft, Front Left
Fitment: Subaru, Impreza
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Front Left CV Axle Shaft for Subaru Impreza

TrakMotive SB-8128 is a new CV axle shaft for the front left position on select 2005-2007 Subaru Impreza models. It is built with a neoprene boot, spline-style shaft connections, and an included axle nut for a direct replacement on the specified application.

This TrakMotive CV axle shaft is engineered for 2005-2007 Subaru Impreza front left service and includes ABS tone ring details for vehicles equipped with ABS-related components. The SB-8128 is a fitment-specific driveline replacement for restoring proper axle function, wheel speed signal support, and smooth power transfer.

Key Features

  • Brand: TrakMotive CV Axle Shaft
  • Part number: SB-8128
  • Fits 2005-2007 Subaru Impreza, front left
  • New axle shaft assembly
  • Neoprene boot material
  • Inboard joint type: male
  • Inboard shaft connection: spline
  • Outboard joint type: conventional
  • Outboard shaft connection: spline
  • ABS tone ring included with 44-tooth toothed ring
  • Axle nut included, M22 x 1.5 thread
  • Overall compressed length: 30.67 in. (779 mm)

Detailed Description

TrakMotive SB-8128 is a front left CV axle shaft for the 2005-2007 Subaru Impreza. It is designed as a new replacement axle with a 25-spline inboard connection, 27-spline outboard connection, and a 30.67-inch compressed length to match the listed application. The included axle nut uses a hex head with stake locking and M22 x 1.5 thread size.

TrakMotive’s CV Axle Shaft line focuses on direct-fit driveline replacement parts for passenger vehicles. For shoppers searching for a 2005 Subaru Impreza front left CV axle shaft, a 2006 Subaru Impreza front left axle replacement, or a 2007 Subaru Impreza CV axle shaft, SB-8128 provides the fitment-specific details needed for a correct match. This part cross-references Subaru 28321FE192 for the same application.

What It Helps Fix

  • Clicking or popping during turns caused by a worn CV joint
  • Vibration from a damaged or out-of-balance axle shaft
  • Torn boot conditions that can lead to grease loss and joint wear
  • Axle noise from worn spline or joint interfaces
  • ABS-related driveline service needs when the tone ring is part of the application

Installation Notes and Tips

Confirm the vehicle is a 2005-2007 Subaru Impreza with front left fitment before ordering. Verify spline count, axle length, and axle nut thread size against the original part. Inspect the hub, seals, and surrounding suspension components during installation, and replace any worn hardware or damaged sealing surfaces as needed.

Quality Assurance

TrakMotive lists this axle shaft as a new part and states that its manufacturing is supported by ISO 9001:1007 and TS 16949:2009 certified company processes. The SB-8128 also carries a limited lifetime warranty.

BrandTrakMotive
Part NumberSB-8128
PositionCV Axle Shaft, Front Left
Abs Ring Tooth Count44
Abs Ring TypeToothed
Abs Tone Ring IncludedYes
Axle Nut Head TypeHex
Axle Nut Height (in)0.79
Axle Nut Height (mm)20
Axle Nut Hex Size (in)1.45
Axle Nut Hex Size (mm)31.8
Axle Nut IncludedYes
Axle Nut Length (in)1.25
Axle Nut Length (mm)36.72
Axle Nut Locking TypeStake
Axle Nut Thread SizeM22*1.5
Boot MaterialNeoprene
Inboard Joint TypeMale
Inboard Shaft Connection StyleSpline
New Or RemanufacturedNew
Number Of Inboard Splines25
Number Of Outboard Splines27
Outboard Joint TypeConventional
Outboard Shaft Connection StyleSpline
Overall Compressed Length (in)30.67
Overall Compressed Length (mm)779

This part fits 3 vehicles. Search below:

YearMakeModelSubmodelBody Type# DoorsLitersCylindersPositionNotes
2007SubaruImprezaWRX STISedan2.5LH4Front LeftCV Axle Shaft
2006SubaruImprezaWRX STISedan2.5LH4Front LeftCV Axle Shaft
2005SubaruImprezaWRX STISedan4 Door2.5LH4Front LeftCV 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:

28321FE192SB-8128

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