KTM 420 MX 1982 MX JT Chain & Sprocket Kit Steel Rear

520X1RGB Gold Heavy Duty X-Ring

Using our experience and technical expertise in drive components, we ensure that the specifications of JT advanced power transfer chains meet or exceed the requirements of all modern motorcycles, be it street, motocross, enduro, off-road or ATV.

  • Roller Diameter - 10.22mm
  • Pin Length - 20.30mm
  • Plate Thickness / Inner & Outer - 2.0mm & 2.0mm
  • Weight per 100 links - 1.55kg
  • Average Tensile Strength - 3700 (36.3) kgd (kN)

Pin Riverting

Pressed four times for an extra strong rivet that resists powerful lateral forces on the outer plate.

Solid Bush

Solid bushes provide enhanced resistance to distortion from repetitive shock loading.

Riveted Bush

All 520 HDR/HDS/X1R/X1R2 have riveted bushes that resist powerful lateral forces on the inner plate

X-Ring Seal

X-Ring seals offer better sealing than the conventional O-Ring and produces far less friction. All sealed JT chains are equipped with X-Rings

Front and Rear Sprockets

Our motorcycle sprockets manufactured in one of the largest and most advanced factories in the world. Made through accurate machining and by using only the best of material

  • High Carbon steel for rear sprockets
  • Chromoly steel alloy for front sprockets
  • Maximum Durability performance for both Drive chain and sprockets
  • Manufactured in the right way, by hobbing, machining and drilling
  • Heat treated and hand finished to perfection

All sprockets meet or exceed the highest possible quality standards set for the motorcycle industry. This means they will meet or exceed the standards set by the original manufacturer and will fit to the machine they are listed for without any modification.

Image for illustration purposes only

MXCS0928#RFKHVN
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