TrakMotive KA-8123 CV Axle Shaft - Front Left

CV Axle Shaft for Kia Optima Front Left

Restore driveline performance with the TrakMotive KA-8123 CV axle shaft for select Kia Optima front left applications. This new axle shaft is built with a neoprene boot, spline-style shaft connections, and an included axle nut for a direct replacement on covered vehicles.

TrakMotive’s CV Axle Shaft line focuses on application-specific replacement parts for driveline service. The KA-8123 is engineered for 2011-2015 Kia Optima front left fitments, including 2014-2015 models with VIN 6 at the 8th digit.

Key Features

• Part number KA-8123 CV axle shaft for select Kia Optima applications
• Fits 2011-2013 Kia Optima, front left
• Fits 2014-2015 Kia Optima, front left, VIN 6 (8th digit)
• New axle shaft with neoprene boot material
• Inboard joint type: male with 28 inboard splines
• Outboard joint type: conventional with 30 outboard splines
• ABS tone ring included; 48-tooth toothed ABS ring
• Axle nut included, M22 x 1.5 thread, 32 mm hex size
• Overall compressed length: 661 mm (26.02 in)

Detailed Description

The TrakMotive KA-8123 is a front left CV axle shaft for Kia Optima models that require a direct-fit driveline replacement. It uses a spline-style inboard and outboard connection, a conventional outboard joint, and a male inboard joint to match the listed applications. The included ABS tone ring and 48-tooth toothed ring support vehicles equipped for wheel speed signal transfer, while the supplied axle nut helps match the specified installation hardware requirements.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. If you are searching for a Kia Optima front left CV axle shaft, KA-8123 provides the fitment and dimensions needed for the listed 2011-2015 vehicles.

Common Problems 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 leaking axle boot conditions
• ABS-related driveline signal issues on equipped vehicles
• Loss of smooth power transfer to the front left wheel

Installation Notes and Tips

Verify year, model, position, and VIN 6 on 2014-2015 Kia Optima applications before ordering. Confirm spline count, axle nut thread size, and overall compressed length against the original part. Inspect hub, seals, and surrounding suspension components during installation to help prevent repeat driveline noise or leakage.

Quality Assurance

TrakMotive lists this CV axle shaft as a new part and notes ISO 9001:1007 and TS 16949:2009 certified manufacturing. The KA-8123 is backed by a limited lifetime warranty.