EK/PBR 520MRD7 13/48 Chain Kit - ultra-light sprocket: a chain kit designed for motocross, including chain, sprocket, and rear sprocket for a complete replacement. Its design focuses on reducing friction and durability against wear encountered in demanding terrain, all while showcasing a golden look that enhances the transmission.
- Type: Chain kit (chain + sprocket + rear sprocket)
- Manufacturer reference: Not provided
- Chain: Pitch 520, 114 links, Gold/Gold color
- Sprocket / Rear Sprocket: 13 / 48 teeth — ultra-light aluminum rear sprocket
- Relative lifespan (for 100 links): 450
- Weight: 1.47 kg for 100 links (reference)
Designed for the demands of motocross, this kit is aimed at riders looking for lightweight equipment to minimize unsprung mass while maintaining a robust chain against traction and abrasion. The ultra-light aluminum rear sprocket reduces the inertia of the rolling assembly, and the golden finish makes it easier to visually spot wear. Compatible with:
- YAMAHA YZ 450 F (CJ23) 2019
- YAMAHA YZ 450 F (CJ22) 2018
- YAMAHA YZ 450 F (CJ21) 2017
Ideal for maintenance or track preparation, be sure to check the spacing and tension adjustment during installation to ensure optimal longevity during your motocross outings.
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