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GENUINE BMW Timing Chain Sprocket - 11-21-1-719-984

GENUINE BMW Timing Chain Sprocket - 11-21-1-719-984

GENUINE BMW
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SKU 11-21-1-719-984
$173.35 - $173.35
$173.35
$173.35 - $173.35
$173.35
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CALIFORNIA WARNING

Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts.

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GENUINE BMW

Timing Chain Sprocket

This product also goes by these part numbers: 11 21 1 719 984, 11211719984, 11-21-1-719-984

This part also goes by the following cross reference.

Cross Reference Part Number: 11211719984

Fits These Vehicles 25 applications
BMW
Make Model Engine Years
BMW X5 3.0L6 2001–2006
BMW X3 3.0L6 2004–2006
BMW 330Ci 3.0L6 2001–2006
BMW 325Ci 2.5L6 2001–2006
BMW Z4 3.0L6 2003–2005
BMW Z4 2.5L6 2003–2005
BMW X3 2.5L6 2004–2005
BMW 530i 3.0L6 2001–2005
BMW 525i 2.5L6 1991–1995
BMW 525i 2.5L6 2001–2005
BMW 330xi 3.0L6 2001–2005
BMW 330i 3.0L6 2001–2005
BMW 325xi 2.5L6 2001–2005
BMW 325i 2.5L6 2001–2005
BMW Z3 3.0L6 2001–2002
BMW Z3 2.5L6 1999–2002
BMW Z3 2.8L6 1997–2000
BMW Z3 3.2L6 1999–2000
BMW 528i 2.8L6 1997–2000
BMW 328i 2.8L6 2000–2000
BMW 328Ci 2.8L6 2000–2000
BMW 323i 2.5L6 2000–2000
BMW 323Ci 2.5L6 2000–2000
BMW M3 3.2L6 1996–1999
BMW M3 3.0L6 1995–1995

Fitment data last updated: 2026-06-30

Fits 25 vehicle applications Check vehicle fitment before ordering View fitment

About these Timing Chain Components

The GENUINE BMW 11-21-1-719-984 is part of your engine's timing chain system, which keeps the camshafts turning in step with the crankshaft. The chain runs on guides and is kept tight by a tensioner; when any of these wear, the timing can drift or the chain can jump.

Frequently asked questions

What are the signs of a worn timing chain?

A rattle from the front of the engine, especially on a cold start, a check-engine light with camshaft or crankshaft correlation codes, rough running, or reduced performance.

Should timing chain parts be replaced together?

Yes. The chain, guides, rails and tensioner wear together, so replacing them as a set avoids repeating a labor-intensive job. Replace any single-use bolts and seals disturbed during the work.

What happens if a timing chain fails?

On many engines the valves and pistons share the same space, so a jumped or broken chain can cause severe internal engine damage. That is why early signs like cold-start rattle should be investigated promptly.

Can I replace timing chain components myself?

It requires engine-specific locking tools and precise timing procedures, and errors can damage the engine. It is best done by an experienced technician or a well-equipped enthusiast following the factory procedure.

How do I make sure this timing chain part fits my car?

Compare the part numbers listed on this page with the number on your old part or in your vehicle's parts catalog, and check the fitment information. If you are unsure, contact us with your VIN before ordering.

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