MAHLE CRB 21 000P Expansion Tank Cap

MAHLE CRB 21 000P is a coolant expansion tank cap designed to help maintain correct cooling system pressure and support reliable coolant system operation in compatible vehicle applications. Built for dependable fit and durability, this expansion tank cap features 1.4 bar opening pressure, 66mm diameter 1 and 30mm diameter 2 for a secure replacement fit.

Common engine applications include selected BMW M20, M47, M54, M57 and M60 engines, with broader fitment across various BMW petrol and diesel applications in compatible 3 Series, 5 Series, 6 Series, 7 Series, X3 and X5 models, depending on model and chassis number.

OE Number

OE reference number(s) comparable with the original spare part number:

OE 17137639023 — BMW
OE 17111742232 — BMW
OE 1742232 — BMW
OE 17111719167 — BMW
OE 1719167 — BMW
OE 17112242256 — BMW
OE 17114379048 — BMW
OE 7639023 — BMW
OE 2242256 — BMW
OE 4379048 — BMW
OE PCD000070 — LAND ROVER
OE ESR1480 — LAND ROVER

Trade Numbers

70824581
376743431
8MY 376 743-431