TRQ Front Right CV Axle Shaft Assembly AWD Compatible with Lexus

In this review of the TRQ Front Right CV Axle Shaft Assembly, the bottom line is simple: this is a practical, vehicle-specific replacement for Lexus AWD front passenger side axles that delivers straightforward fitment and value. For owners of compatible 2006-2020 GS and IS models who need a quick OE-style replacement, the assembly is appealing because it is a direct fit OE replacement with matching spline counts and axle nut thread size, reducing installation guesswork. The review focuses on real-world fit, ease of installation, and the balance between price and longevity.

Key Features

• Direct Fit: Designed to replace the factory front right CV axle without modification for compatible Lexus AWD and select FWD models, saving installation time.
• OE Replacement Assembly: Built as a complete axle assembly so the user does not need to assemble separate inner and outer joints, simplifying repairs.
• Vehicle Specific Fitment: Listing fitment covers multiple model years and trims so buyers can confirm compatibility and avoid returns.
• Clear Reference Numbers: Comes with OE reference numbers 4341030020 and 4341030021 to match service parts lists and VIN checks.
• Concrete Dimensions: Compressed length and spline counts are provided so technicians can verify physical interchange before purchase.
• Standard Grade Type: Manufactured as an aftermarket grade assembly suitable for routine replacement needs and light-duty driving.

Who It's For

The TRQ front right CV axle is best for DIYers and independent shops replacing a failed front passenger side axle on AWD Lexus models including IS250 (2006-15), GS350 (2007-11), IS350 (2011-20), and certain IS300/IS200t model years. Technically minded buyers who check the OE reference numbers and spline counts will appreciate the detailed fitment information provided.

It is not the ideal choice for owners seeking an ultra heavy-duty performance upgrade or for vehicles used in extreme off-road conditions, since some buyers have reported early bearing issues under heavy use. Those needing long-term commercial-grade duty should consider premium OEM or high-end aftermarket options.

Pros & Cons

Pros

• Good fitment for listed Lexus models, reducing installation adjustments.
• Complete OE-style assembly saves time versus rebuilding joints.
• Clear specifications like 23 inboard splines, 30 outboard splines, and M22x1.5 axle nut thread help confirm compatibility.

Cons

• Durability concerns reported by some customers who experienced bearing failure within a short period.
• Noise and slight vibration have been noted in a few cases, so careful installation and inspection are advised.

Specifications

Fitment	Front right passenger side, specified Lexus GS and IS years (see listing)
Compressed Length	38.27 in / 972 mm
Inboard Spline Quantity	23
Outboard Spline Quantity	30
Axle Nut Socket Size	30 mm (1.18 in)
Axle Nut Thread Size	M22x1.5
ABS Tone Ring	No

Our Verdict

The TRQ front right CV axle assembly is a sensible, cost-effective replacement for owners of compatible Lexus IS and GS models who need a direct-fit OE-style part and want to return the vehicle to service quickly. It delivers reliable fit and ease of installation for routine driving, but buyers seeking maximum longevity under heavy loads should weigh OEM or premium options due to some reports of early bearing failure.

Frequently Asked Questions

Will this axle fit my Lexus?
Check the listing fitment and match the OE reference numbers 4341030020 or 4341030021 and spline counts to your vehicle before purchase.

Is the ABS tone ring included?
No, this assembly is listed without an ABS tone ring, so confirm your vehicle requirements prior to installation.

Can I install it myself?
Yes, many DIYers install this complete axle assembly; confirm axle nut size M22x1.5 and use proper torque and inspection to avoid vibration or noise.