Steering Knuckle Ball Joint 45503-49125 for Toyota Kluger
4550349125 - Chassis parts
Price Details
Dealer Price ≠ Your Price
Official dealer price is only a benchmark. Your LongTop quote is significantly lower.
| Brand | Longtop Supply Quote | Action |
|---|---|---|
| FAW Toyota | $52.43 | Check Better Price |
| GAC Toyota | $45.79 | Check Better Price |
| Imported Toyota | $45.31 | Check Better Price |
| Lexus | $52.08 | Check Better Price |
Compatible Models
Vehicle models currently mapped to this OE part.
| # | Brand | Model |
|---|---|---|
| 1 | Lexus | Lexus - General area - LEXUS RX300/330/350 - 200302 - 200812 - MCU3#,GSU35 |
| 2 | Lexus | Lexus - Europe - LEXUS RX300/330/350 - 200302 - 200812 - MCU3#,GSU35 |
| 3 | Lexus | Lexus - United States/Canada - LEXUS RX330/350(JPP) - 200302 - 200812 - MCU3#,GSU3 |
| 4 | Toyota | Toyota - General area - Highlander: KLUGER - 200308 - 200705 - MCU28 |
| 5 | Toyota | Toyota - Japan - Ling Fang: HARRIER - 200302 - 201207 - ACU3#,GSU3#,MCU3 |
| 6 | Toyota | Toyota - Japan - Highlander: KLUGER L/V - 200011 - 200705 - ACU2#,MCU2 |
| 7 | Toyota | Toyota - United States/Canada - Highlander: HIGHLANDER - 200011 - 200705 - ACU2#,MCU2 |
Product Overview
OE 45503-49125 is the genuine Lexus OEM steering knuckle ball joint (left) that links the steering rack to the knuckle and sets the steering angle. Fits LEXUS RX300/330/350, LEXUS RX330/350 (JPP), HARRIER, HIGHLANDER, KLUGER and KLUGER L/V, built from 2000 to 2003. The listing carries 2 interchangeable numbers, among them 4550309270 and 4550349126.
Send your OE number or VIN for a wholesale quotation and worldwide shipping.
Technical Specifications
| OE Number | 4550349125 |
| Part Name | Steering knuckle ball joint (left) |
| Brand | Toyota |
| Position | Front Left Inner |
| Type | Steering Rack End (Inner Tie Rod End) |
| Material | Medium Carbon Steel |
| Weight | 20.40 lb |
| Fitting Position | Front Axle Inner |
| Fitment | Toyota Highlander 2003-2007 (ACU20L ACU25L MCU20L MCU23L MCU28L 2AZ-FE 1MZ-FE 3MZ-FE) |
OE Cross-Reference
| 4550309270 | Toyota |
| 4550349126 | Toyota |
Questions and Answers
Which Toyota or Lexus vehicles is 45503-49125 used on?
45503-49125 covers LEXUS RX300/330/350, HARRIER, HIGHLANDER, KLUGER and KLUGER L/V, with production years 2000 to 2003. Chassis codes include ACU2#, MCU2#, ACU3#, GSU3#, MCU3#, MCU28, GSU35.
Which chassis codes does 45503-49125 cover?
Chassis codes include ACU2#, MCU2#, ACU3#, GSU3#, MCU3#, MCU28, GSU35.
What part numbers replace 45503-49125?
Listed on this page are 2 interchangeable numbers for 45503-49125, among them 4550309270 (Toyota), 4550349126 (Toyota).
How can I verify that 45503-49125 is a genuine Toyota part?
A genuine Steering Knuckle Ball Joint (Left) shows the Toyota number 45503-49125 on the box label with the country-of-origin marking. On the part itself, the metal carries the supplier’s mark cast or stamped next to Toyota’s own mark, not a separate printed sticker; and the part number is die-stamped or laser-etched into the metal itself rather than printed in ink, and it matches the box label. Documentation is available on request – commercial invoice, packing list and Certificate of Origin.
Is 45503-49125 a front or rear part?
This part is listed for the Front Left Inner position.
How many pieces are needed for 45503-49125?
Sold as one piece per position – check the quantity required for your application.
Is the genuine part worth it compared with an aftermarket equivalent?
What the genuine item buys you is concrete: the OE heat treatment and surface finish help the part resist wear, corrosion and seizing; and the part is machined to OE tolerance, so it mounts and seats without shimming or rework. These are the aftermarket equivalents you may also see quoted.
What documentation comes with an order?
Each order can ship with the commercial invoice, the packing list and, on request, a Certificate of Origin; the part number is die-stamped or laser-etched into the metal, so you can match it against the invoice.
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