Water Tank Refill Kettle Lid 16405-50051 for Toyota 4RUNNER
1640550051 - 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 | $2.90 | Check Better Price |
| GAC Toyota | $3.78 | Check Better Price |
| Imported Toyota | $3.78 | Check Better Price |
| Lexus | $3.78 | Check Better Price |
Replacements
Alternative OE numbers related to this product.
| Brand | Original OE | Replacement OE |
|---|---|---|
| - | 1640550051 | 1640550050 |
Compatible Models
Vehicle models currently mapped to this OE part.
Show all 21 mapped vehicle models
Product Overview
OE 16405-50051 is the genuine Toyota OEM water tank refill kettle lid that closes the reservoir and holds pressure in it. It is used on 4RUNNER, FJ CRUISER, LEXUS GX400/460, LEXUS GX460, LEXUS GX470 and LAND CRUISER PRADO, built from 2002 to 2010. One interchangeable part number is listed: 1640550050.
Send your VIN or OE number and we will quote wholesale with worldwide export shipping.
Technical Specifications
| OE Number | 1640550051 |
| Part Name | Water tank refill kettle lid |
| Brand | Toyota |
| Position | Radiator reserve tank / engine coolant expansion tank |
| Type | Radiator Reservoir Cap (Coolant Expansion Tank Cap) |
OE Cross-Reference
| 1640550050 | TOYOTA |
Questions and Answers
Which Toyota or Lexus vehicles is 16405-50051 used on?
16405-50051 covers 4RUNNER, FJ CRUISER, LEXUS GX400/460, LEXUS GX470 and LAND CRUISER PRADO, with production years 2002 to 2010.
What part numbers replace 16405-50051?
Listed on this page are 1 interchangeable numbers for 16405-50051, among them 1640550050 (TOYOTA).
How can I verify that 16405-50051 is a genuine Toyota part?
Three checks confirm a genuine Water Tank Refill Kettle Lid: the box label shows the ten-character number 16405-50051 alongside the country-of-origin marking; parts produced in Japan show MADE IN JAPAN on the part-number label, and current Japanese packaging carries a faint 5% screen on every other Genuine Parts logo; and the component also carries the OE supplier’s name next to Toyota’s, for example DENSO, AISIN, NSK or KYB. Commercial invoice, packing list and Certificate of Origin can be provided for any shipment.
Is 16405-50051 a front or rear part?
This part is listed for the Radiator reserve tank / engine coolant expansion tank position.
How many pieces are needed for 16405-50051?
Sold as one piece per position – check the quantity required for your application.
Is 16405-50051 the same part across different markets?
The Toyota number 16405-50051 is unified across markets; a different number on another catalog is the superseded version – confirm with our sales team before dispatch.
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.
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