Radiator Cap 16401-75440 for Toyota 4RUNNER
1640175440 - Engine 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 | $5.67 | Check Better Price |
| GAC Toyota | $6.25 | Check Better Price |
| Imported Toyota | $5.94 | Check Better Price |
| Lexus | $5.94 | Check Better Price |
Replacements
Alternative OE numbers related to this product.
| Brand | Original OE | Replacement OE |
|---|---|---|
| - | 1640175440 | 1640105050 |
| - | 1640175440 | 164015B630 |
| - | 1640175440 | 1640131650 |
| - | 1640175440 | 1640105140 |
Compatible Models
Vehicle models currently mapped to this OE part.
Show all 31 mapped vehicle models
Product Overview
This is a genuine Lexus OEM water tank lid, OE 16401-75440, which closes the radiator tank or coolant reservoir. Fits 4RUNNER, FJ CRUISER, LEXUS GS SERIES, LEXUS GS30/35/43/460, LEXUS GS450H and LEXUS GS460/430/350, built from 2002 to 2009. The listing carries 4 interchangeable numbers, among them 1640105050, 164015B630 and 1640131650.
Ask for a wholesale quotation with your VIN or OE number; we ship worldwide.
Technical Specifications
| OE Number | 1640175440 |
| Part Name | Water tank lid |
| Brand | Toyota |
| Position | Radiator / water filler (engine cooling) |
| Type | Radiator cap (water tank cover) |
OE Cross-Reference
| 1640105050 | toyota |
| 164015B630 | toyota |
| 1640131650 | toyota |
| 1640105140 | toyota |
Questions and Answers
Which Toyota or Lexus vehicles is 16401-75440 used on?
16401-75440 covers 4RUNNER, FJ CRUISER, LEXUS GS SERIES, LEXUS GS30/35/43/460, LEXUS GS450H and LEXUS GS460/430/350, with production years 2002 to 2009.
What part numbers replace 16401-75440?
Listed on this page are 4 interchangeable numbers for 16401-75440, among them 1640105050 (toyota), 164015B630 (toyota), 1640131650 (toyota), 1640105140 (toyota).
Where is 16401-75440 installed on the vehicle?
It is fitted in the Radiator / water filler (engine cooling) position.
How many pieces are needed for 16401-75440?
Sold as one piece per position – check the quantity required for your application.
Is there anything I need to know before installing this part?
A few points before you fit it: Compare the number on the part with your invoice before installation, and follow the torque values in the service manual.
Is the genuine part worth it compared with an aftermarket equivalent?
What the genuine item buys you is concrete: the number is confirmed against the official Toyota catalog, so the application is exactly right for your chassis; and the part is verified against the OE number before dispatch, so you receive exactly what your chassis requires. These are the aftermarket equivalents you may also see quoted.
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