Product Overview
X3 Sprocket Assembly ATC-400 Drive Sprocket Kit (New) includes drive sprocket, steels, frictions / cluthes and arms. 33 Tooth Count on Driven Sprocket.
Compatible with / Fits BMW
For use with all ATC400 units including: 27103455139, 27103455136, 27103455137, 27103455135, 27103455138, 27103455132.
- Marked in diagram as part #K18 -