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JT Front Sprocket 15T for KTM 620/640/690/790/890
JT Sprockets is the world’s leading brand of sprockets for motorcycles and ATVs. Using only the finest raw materials and using cutting edge technology in their production.
JT sprockets are made using only the best available materials. Aviation-grade 7075-T6 aluminium alloy for lightweight competition sprockets, SCM420 chromoly steel alloy for front sprockets, also JT sprockets is the only sprocket manufacturer using the ultra-durable high carbon C49 steel for rear sprockets.
The JT Sprockets factory is the largest and most advanced in the world. It is fully equipped with high accuracy machinery, including the latest generation of CNC computer design and computer controlled metal cutting equipment.
The essence of a high quality sprocket is in the high precision of manufacturing and the inherent quality of the material. Through accurate machining, JT ensures maximum durability and performance.
JT Sprockets are manufactured the right way – by hobbing, machining and drilling. This is the only proven way to achieve the closest of tolerances and the most accurate teeth profiles.
Heat treated and hand finished to perfection, all JT sprockets meet or exceed the highest possible quality standards set for the motorcycle industry.
Material: SCM420 Chromoly Steel Alloy
CJD-FFNK-990-BK-Black 990 SMT (G-A4), CJD-FFNK-990-MF MACHINE FINISH 990 SMT (G-A4) – SOLD OUT, CJD-FFNK-990-O ORANGE 990 SMT (G-A4) SOLD OUT, Drop in fuel filter for 690 and 990smt filler – 286148 (R-G4), Upgrade to BLACK Billet Cap (G-E7) CJD-SM-GASCAPK-AL-BK, Upgrade to ORANGE Billet Cap (G-E8) CJD-SM-GASCAPK-AL-O, Upgrade to BLUE Billet Cap (G-D8) CJD-SM-GASCAPK-AL-BL, Replacement black plastic GAS CAP (R-J3) – (736715), 690/990 SMT – CJD FILLER Replacement screws – set of 3 (misc part/ M6x30 (Grey 1), Replacement KTM 690 Tank o-ring – 0770050030 (SB), Replacement vent line fitting (EB50/ (Grey1)