EK/PBR 520MRD7 13/50 Chain Kit - Ultra-light Sprocket by EK CHAIN: a set designed for the motocross world, combining a robust 520 chain with a 13-tooth sprocket and an ultra-light aluminum rear sprocket. Designed to minimize friction while providing good resistance to traction and abrasion, it is suitable for riders seeking reliability and weight savings on demanding terrains.
- Color: Gold / Gold
- Pitch: 520
- Number of Links: 114
- Weight: 1.47 kg (for 100 links)
- Relative Lifespan (index): 450 (for 100 links)
- Sprocket Material: Aluminum - ultra-light design
- Manufacturer Reference: Not provided
This kit is intended for motocross enthusiasts who want to reduce unsprung mass without sacrificing traction performance. The aluminum sprocket lightens the drivetrain for quicker throttle response and reduced inertia during acceleration. The gold finish makes it easier to visually identify wear and provides protection against corrosion in muddy conditions.
Common compatibility: HONDA CR 250 R (ME03) 2004-2005, HONDA CRF 450 R (PE05) 2003. Please check the pitch and number of links before installation for optimal fit.