DirtTricks - Rear Sprocket for KTM 450 SX / XC and KTM 525 SX / XC Bikes Size:37 you will understand what we

you will understand what we mean

Easy-to-read scale value

Freely pivoting ratchet head with 5 predefined locking positions

For twenty plus years

Constructed from hard anodized billet aluminum components

DirtTricks - Rear Sprocket for KTM 450 SX / XC and KTM 525 SX / XC Bikes Size:37 you will understand what weThe Dirt Tricks Rear Sprocket was designed and patented by Dirt Tricks president and engineer Greg Burns in 2002, using his knowledge of aerospace steels, heat treatments, as well as FEA stress analysis. Being an expert desert racer, Greg became tired of changing aluminum sprockets every two months. His goal was to create a sprocket that would last an entire season of hard riding, yet be comparable in weight to aluminum. Thus, the Dirt Tricks sprocket