Motorcycle 525 Front Sprocket For Honda XL400V XL600V Fit For Transalp XL650V XL700V XRV650 Africa Twin WIDE APPLICATION; Fit For Honda XL400V XL600V Fit For Transalp XL650V XL700V XRV650 Africa Twin mid-displacement dual sport adventure bikes, standard 525 pitch front drive pinion for drivetrain upgrade replacement CNC MANUFACTURE; splined inner hub tooth profile match OEM output shaft dimension ; direct bolt-on installation without drilling, grinding or extra adjustment TREATED ; carburized carbon structure delivers superior wear resistance, withstands long highway cruising rough off-road heavy vibration load OPTIMIZED SELF-CLEANING TOOTH DESIGN; reduces chain friction, running noise mud debris accumulation between teeth, effectively extends life of matched 525 drive chain GEAR TUNING OPTION; tooth counts available to adjust low-speed torque or highway fuel ; replacement part for full chain sprocket kit overhaul