RENTHAL 520R3 Reinforced Chain Kit 13/50 — designed for the demands of motocross, this kit combines a reinforced R3 chain with an ultra-light mud-resistant sprocket to keep the transmission clean even in muddy conditions. The gold/black two-tone aesthetic adds a racing touch while remaining functional on trails and tracks.

• Type: 520R3 Chain Kit
• Manufacturer Reference: 486559
• Configuration: 13/50
• Chain: 520, reinforced, O-Ring seals
• Color: Gold / Black
• Sprocket: Ultra-light aluminum, mud-resistant profile
• Universe: Motocross

This kit is aimed at riders looking for a robust and lightweight transmission suitable for off-road conditions: reinforced links to withstand the pace of intensive sessions and O-Ring seals for chain protection against dirt and loss of lubrication. The aluminum sprocket reduces rotating weight, and its mud-resistant profile limits the accumulation of dirt and stones.

Main compatibilities:

• BETA RR 390 4T ENDURO EFI (2019 - 390 cm3)
• BETA RR 350 4T ENDURO RACING (2019 - 350 cm3)
• BETA RR 350 4T ENDURO EFI (2019 - 350 cm3)

A relevant choice to replace your transmission on a motocross/enduro machine while maintaining a racing look and a construction tailored for off-road.