Renthal 1500-520-49GPBK Twinring Heavy Duty Rear Sprocket - Black - 49T implements 6 series-wound motor that delivers

6 series-wound motor that delivers consistent pull strength through a bulletproof 3-stage planetary drive gear

Coating wrist pins with a nitride coating is advantageous because it allows the desired surface hardness to be obtained without quenching and possibly distorting the pins

Integrated Y-strap system for modular use with or without the back plate

Horsepower gains average 10-15 and 15-20lb-ft of increase torque

Ski-Doo Skandic 500 Sport 2003

Renthal 1500-520-49GPBK Twinring Heavy Duty Rear Sprocket - Black - 49T implements 6 series-wound motor that deliversMarketing Color: Black Material: Aluminum Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 49 Unique flat face design keeps weight to a minimum and means the TwinRing is as narrow as a regular chainwheel. Inner Ring is high strength Ultralight 7075 T6 Aluminum. Outer Ring is Electroless Nickel Coated steel. Outer is expanded at 200C and then fitted to inner, creating a permanent bond for the life of the sprocket. Precision CNC machined to