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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
3 Series Parts

Piston

BMW Part Number:11 25 1 437 177
11251437177short number 1437177
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One email the moment one is listed — nothing else.

Fits E36 / E46 — 316i 1.9, 318Ci, 318i
Select your vehicle to check fitment

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Piston – BMW diagram01 View BMW DiagramSee this part on the official exploded view

This is a genuine BMW piston, part number 11 25 1 437 177. The number stamped on the part is 11251437177; BMW's catalog files it under the short number 1437177. You will find it on our Engine shelf, under Piston with rings and pin. It supersedes the older number 1437082, so a part carrying that number is the same part.

It fits the E36 compact (316i 1.9, 1999), with the M43 engine. It also fits the E46 sedan, coupe and touring (316i 1.9 and 318i, 1997–2001), with the M43 engine.

BMW draws it on 3 diagrams, among them Crankshaft-Pistons (11_1336) and Crankshaft-Pistons (11_6044). BMW's catalog calls for four of these at each place it is fitted. It weighs about 426 g (0.9 lb).

We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.

Details

BMW Part Number11 25 1 437 177
Also written as112514371771437177
QualityGenuine BMW · OEM

Every used part is inspected and graded before listing. Condition grades:

  • Good — minimal wear, fully functional.
  • Fair — normal wear, fully functional.
  • Acceptable — visible wear, still functional.

Returns: 30 days if a part arrives damaged or isn't what the listing described. Full policy.

Shipping: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.