The swingarm itself is a piece of art. Carved out of a 30 lb. chunk of aluminum, it ends up weighing a mere 3 1/4 lbs. Months of design and state of the art manufacturing have produced a truly effective weapon against the toughest motocross tracks. 3 inches longer than stock, the swing arm allows for a full 8 inches of wheel travel. Adjustable rebound and compression dampening. Made from all (6061-T6) aluminum billet. The chromoly frame, with a 1 inch extension, provides better handling over the stock frame, and comes beautifully powder coated in black. Features include: Chromoly main frame (1ÿ longer than stock) CNC¬ed aluminum swingarm with needle bearings (3ÿ longer than stock) Rear axle and spacers Chain Roller High quality Works Performance rear shock with adjustable rebound, compression and preload Chain Guide