EK/PBR 520M3 13/50 Chain Kit - Ultra-light Sprocket by EK CHAIN: a kit designed for the motocross world, combining a 520 chain and an ultra-light rear sprocket made of aluminum. Created for riders who are replacing their transmission before a season or preparing a competition motorcycle, this kit compiles the essential elements for getting back on track.
- Configuration: 520M3 with 13-tooth sprocket / 50-tooth sprocket.
- Number of links: 116 links (adjustable during installation if necessary).
- Color: Gold / Gold, a finish that complements motocross and off-road aesthetics.
- Sprocket material: Aluminum — designated "ultra-light" to reduce unsprung mass.
- Weight: 1.36 kg for 100 links (indicative value).
- Relative lifespan: index 450 (reference for 100 links).
Standard 520 mounting, compatible with many motocross motorcycles. Kit suitable for routine maintenance or replacements before a competition. Manufacturer reference: not provided.
Frequently compatible motorcycles:
- HUSQVARNA TC 125 (2022 - 125 cc)
- HUSQVARNA TC 125 (2021 - 125 cc)
- HUSQVARNA TC 125 (2020 - 125 cc)