RENTHAL Twinring™ Rear Sprocket - 49 Tooth - Black 1500-520-49GPBK Battery Cable Pre-curved finger construction for fit

Pre-curved finger construction for fit and reduction in rider fatigue

Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs)

Hook-and-loop-material waist adjustment for improved riding fit

Features a stainless steel muffler sleeve with a unique metallic black paint applied using ceramic engineering techniques to create a highly temperature-resistant finish Mount bracket and muffler flanges are AISI 304 stainless steel that is TIG-welded for strength Exhaust end cap is stainless steel with an asymmetrical

Protects against power robbing dents and increases horsepower by elevating gas flow temperatures

RENTHAL Twinring™ Rear Sprocket - 49 Tooth - Black 1500-520-49GPBK Battery Cable Pre-curved finger construction for fitInner ring is the same high strength Ultralight 7075 T 6 aluminum used for the standard Renthal sprocket Outer ring is electro less nickel coated steel for ultimate durability and is designed with the minimum amount of material to keep weight down The outer ring is expanded at 200C and then fitted over the inner; this interference fit combined with the wave pattern ensures a permanent bond for the life of the chainwheel The flat socket head screws add