RENTHAL Sprocket - Yamaha - 13 Tooth 257--520-13GP A-1 Pro Chest Guard This ZX10 exhaust system was

This ZX10 exhaust system was developed using the same technology that has powered Monster Energy Graves Yamaha riders to 7 straight consecutive Moto America / AMA Superbike championships along with numerous 600cc titles

Has multiple functions: from cutting the housing to clamping cable and end cap

Soft surface wind stopper softshell vest

Include shields

RENTHAL Sprocket - Yamaha - 13 Tooth 257--520-13GP A-1 Pro Chest Guard This ZX10 exhaust system wasCNC machined from case hardened and core refined 655M13 nickel chromium steel Machined self cleaning mud grooves at each tooth to prevent mud buildup help increase wear resistance Ultralight design has a 10 15% weight savings