Crankshaft Rear Oil Seal Seat 11381-31030 for Toyota ALPHARD
1138131030 - 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 | $10.34 | Check Better Price |
| GAC Toyota | $10.73 | Check Better Price |
| Imported Toyota | $10.73 | Check Better Price |
| Lexus | $10.73 | Check Better Price |
Replacements
Alternative OE numbers related to this product.
| Brand | Original OE | Replacement OE |
|---|---|---|
| - | 1138131030 | 113810P020 |
Compatible Models
Vehicle models currently mapped to this OE part.
Show all 62 mapped vehicle models
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Product Overview
OE 11381-31030 is the genuine Lexus OEM crankshaft rear oil seal seat that carries the crankshaft oil seal in the timing cover or block. It is used on ALPHARD/VELLFIRE/HV, ALPHARD/VELLFIRE/HYBRID, CENTURY, GRANVIA/HIACE/MAJESTY, GRNVA/HIACE/MJSTY and 250 (NAP), built from 2010 to 2023. 2 cross-reference numbers apply, including 11381-0P020 and 113810P020.
Send your VIN or OE number and we will quote wholesale with worldwide export shipping.
Technical Specifications
| OE Number | 1138131030 |
| Part Name | Crankshaft Rear Oil Seal |
| Brand | Toyota |
| Position | Rear of engine block (crankshaft rear) |
| Type | Retainer, engine rear oil seal (crankshaft rear oil seal seat) |
OE Cross-Reference
| 11381-0P020 | lexus |
| 113810P020 | toyota |
Questions and Answers
Which Toyota or Lexus vehicles is 11381-31030 used on?
11381-31030 covers ALPHARD/VELLFIRE/HV, CENTURY, GRANVIA/HIACE/MAJESTY and 250 (NAP), with production years 2010 to 2023.
What part numbers replace 11381-31030?
Listed on this page are 2 interchangeable numbers for 11381-31030, among them 11381-0P020 (lexus).
How can I verify that 11381-31030 is a genuine Toyota part?
Three checks confirm a genuine Crankshaft Rear Oil Seal Seat: the box label shows the ten-character number 11381-31030 alongside the country-of-origin marking; the part number is die-stamped or laser-etched into the metal itself rather than printed in ink, and it matches the box label; and the metal carries the supplier’s mark cast or stamped next to Toyota’s own mark, not a separate printed sticker. Commercial invoice, packing list and Certificate of Origin can be provided for any shipment.
Is 11381-31030 a front or rear part?
This part is listed for the Rear of engine block (crankshaft rear) position.
How many pieces are needed for 11381-31030?
Sold as one piece per position – check the quantity required for your application.
Is 11381-31030 the same part across different markets?
The Lexus number 11381-31030 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: Clean both mating surfaces and apply the specified sealant in the recommended pattern.
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