TrakMotive
CV Axle Shaft

TrakMotive TO-8443 CV Axle Shaft - Rear Left

Brand TrakMotive TO-8443
Position Rear Left
Abs Tone Ring Included No
Axle Nut Head Type Hex
Axle Nut Height (in) 1.02
Axle Nut Height (mm) 26
Axle Nut Hex Size (in) 1.45
Axle Nut Hex Size (mm) 31.8
Axle Nut Included Yes
Axle Nut Length (in) 1.25
Axle Nut Length (mm) 36.72
Axle Nut Locking Type Stake
Axle Nut Thread Size M26*1.5
Boot Material Neoprene
Inboard Joint Type Male
Inboard Shaft Connection Style Spline
New Or Remanufactured New
Number Of Inboard Splines 30
Number Of Outboard Splines 30
Outboard Joint Type Conventional
Outboard Shaft Connection Style Spline
Overall Compressed Length (in) 30.51
Overall Compressed Length (mm) 775
Product line CV Axle Shaft
Fits Lexus · 19 vehicles

New replacement shaft. Built as a new CV axle shaft for straightforward service.

Neoprene boot. Durable boot material helps protect the joint from wear.

Axle nut included. Comes with a hex nut and stake locking type for installation.

Cross-references TrakMotive TO-8443 and 4234053040 for the same application. See all 2.

$165.49Free shipping
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Order total $165.49
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Free returns within 60 days if it doesn't fit when fitment is verified.

TrakMotive CV Axle Shaft TO-8443

The TrakMotive TO-8443 CV axle shaft is a new rear left driveline replacement for select Lexus applications. It is built with a neoprene boot, spline-style shaft connections, and an included axle nut to support a direct repair for worn or damaged axle assemblies.

Key Features

  • New CV axle shaft for the rear left position
  • Fits 2014-2019 Lexus IS350, rear left
  • Fits 2014-2015 Lexus IS250, rear left
  • Fits 2016-2017 Lexus IS200t, rear left
  • Fits 2016-2019 Lexus IS300, rear left
  • Fits 2015-2019 Lexus RC F, rear left, w/o Torque Vectoring
  • Neoprene boot material for driveline protection
  • 30 inboard splines and 30 outboard splines
  • Male inboard joint with conventional outboard joint
  • Axle nut included; hex head, M26 x 1.5 thread
  • No ABS tone ring included

Product Details

TrakMotive CV axle shaft TO-8443 is engineered for rear left applications on Lexus IS250, IS200t, IS300, IS350, and RC F models listed above. The shaft measures 30.51 inches overall compressed length and uses spline connections at both ends for a precise driveline interface. This part cross-references 4234053040 for the same application.

The TrakMotive CV Axle Shaft line focuses on replacement driveline components built for direct-fit service. TO-8443 follows that approach with a new assembly, included axle nut, and application-specific construction for the listed Lexus rear left positions.

Common Repair Symptoms

  • Clicking or popping from the rear axle area during turns
  • Vibration felt through the driveline under acceleration
  • Torn axle boot with grease leakage
  • Excessive play or noise from a worn CV joint
  • Axle damage after impact or driveline wear

Installation Notes

Verify rear left fitment by year, model, and RC F torque vectoring configuration before installation. Confirm axle nut thread size, spline count, and compressed length against the original part. ABS axles fit non-ABS applications unless otherwise noted, and this axle does not include an ABS tone ring.

Quality Assurance

TrakMotive states this CV axle shaft is backed by a limited lifetime warranty. The company is ISO 9001:1007 and TS 16949:2009 certified, supporting controlled manufacturing and quality management practices.

This part fits 19 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2019LexusIS300—Rear LeftCV Axle Shaft
2019LexusIS350—Rear LeftCV Axle Shaft
2019LexusRC F—Rear Leftw/o Torque Vectoring; CV Axle Shaft
2018LexusIS300—Rear LeftCV Axle Shaft
2018LexusIS350—Rear LeftCV Axle Shaft
2018LexusRC F—Rear Leftw/o Torque Vectoring; CV Axle Shaft
2017LexusIS200t—Rear LeftCV Axle Shaft
2017LexusIS300—Rear LeftCV Axle Shaft
2017LexusIS350—Rear LeftCV Axle Shaft
2017LexusRC F—Rear Leftw/o Torque Vectoring; CV Axle Shaft
2016LexusIS200t—Rear LeftCV Axle Shaft
2016LexusIS300—Rear LeftCV Axle Shaft
2016LexusIS350—Rear LeftCV Axle Shaft
2016LexusRC F—Rear Leftw/o Torque Vectoring; CV Axle Shaft
2015LexusIS250AWDRear LeftCV Axle Shaft
2015LexusIS350AWDRear LeftCV Axle Shaft
2015LexusRC F—Rear Leftw/o Torque Vectoring; CV Axle Shaft
2014LexusIS250AWDRear LeftCV Axle Shaft
2014LexusIS350AWDRear LeftCV 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 — TO-84434234053040