Lower timing chain rail for BMW E46 318d to 330d

Located on the lower timing chain connecting the crankshaft and the intermediate shaft,

For Saloon & Touring:
- 318 d M47N
- 320 d M47N
- 330 d/xd M57N

For Coupé & Convertible:
- 320 Cd M47N
- 330 Cd M57N

For Compact:
- 318 td M47N
- 320 td M47N Remember to check your engine (chains, tensioners, sprockets, slides) to avoid breakage, a known weakness on these engines,