BDL, BB-Lock primary chain drive kit. Compensated - 98-06 Big Twin (excl. 2006 Dyna) (NU) 506962 Note: Must replace the factory

Note: Must replace the factory vent line from back of engine to oil filler spout

Note: See 905594 for the replacement air filter element

Comes with a low 1-1/2" rise for the ultra compact look

available in chrome or black anodized

Note: See 518574 for clutch bolts

BDL, BB-Lock primary chain drive kit. Compensated - 98-06 Big Twin (excl. 2006 Dyna) (NU) 506962 Note: Must replace the factoryWith BDL's patented compensator 25 tooth motor sprocket. This kit comes with the proven BDL Ball Bearing Lock up clutch for no clutch slip action. The BDL solution in primary chain drive technology. Note: See 518937 for the identical kit equipped with a rigid 25 tooth motor sprocket.