MOOSE RACING Rear Sprocket - 49 Tooth - Yamaha 1211-251-49-11 Temperature Decals Merged the 1-7/8" head pipes

Merged the 1-7/8" head pipes into a large 2-1/4" collector that steps up to a 2-1/2" perforated core Core wrapped in stainless steel screen then encloded in fiberglass pillow Collector covered by large one-piece heat shield that is held in place with two clamps and stamped Cobra logo 4" muffler body capped with a 4" machined aluminum dual-cut tip that features small alluvial flutes Body arrives pre-set in slight upward position Works wtih stock or extended bags

Sound Insert with Spark Arrestor DB @ Idle 90

throttle response and the sound

pliable molded flange and seals

is at the highest quality levels found on the market

MOOSE RACING Rear Sprocket - 49 Tooth - Yamaha 1211-251-49-11 Temperature Decals Merged the 1-7/8" head pipesThe 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets 100% machined, no stamping or grinding Optimal tooth thickness results in maximum tooth and chain contact