RK Transmission Kit Open Chain MXU Gold 112-520 48T Sprocket 13T for Yamaha YZ

for YAMAHA YZ 125

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Ref.
1663833
Cod.
GB520MXU-112-CL JTR251.48 JTF564.13

-16%

Special Price €118.20 Regular Price €140.40

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Enhance your motorcycle's performance with our Transmission Kit, a perfect set of components designed to ensure efficiency and durability. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all made to provide a smooth and responsive riding experience.

The RK chain, with a pitch of 520 and a length of 112 links, features an O-Ring UW-Ring that ensures optimal lubrication and a tensile strength of 3400 kg. Its open design and gold color, both inside and out, not only make it aesthetically appealing but also contribute to greater wear resistance.

The JT sprocket, with a pitch of 520 and 48 teeth, is made from robust steel and has an inner diameter of 130 mm. With a PCD of 150 mm and six countersunk mounting bolts, it guarantees a secure and stable fit, allowing for optimal power transmission.

The JT front sprocket, compatible with small spline mounting, offers a choice of 14 and 13 teeth, allowing you to tailor your motorcycle to your specific needs. With a minimum inner diameter of 17.7 mm and a maximum of 20 mm, it integrates perfectly with the other components of the kit.

  • RK Chain:
    • Pitch: 520
    • Links: 112
    • Type: O-Ring UW-Ring
    • Tensile strength: 3400 kg
    • Color: gold (both inside and outside)
  • JT Sprocket:
    • Pitch: 520
    • Teeth: 48
    • Material: robust steel
    • Inner diameter: 130 mm
    • PCD: 150 mm
    • Number of bolts: 6 (countersunk mounting)
  • JT Front Sprocket:
    • Mounting: small spline
    • Teeth: 14 and 13 (options available)
    • Inner diameter: minimum 17.7 mm, maximum 20 mm
Links112
Pitch520
ChainOpen
Chain TypeMXU
Chain ColorGold
Crown Teeth48
Crown Inner Diameter130 mm
Hole spacing150 mm
Pinion teeth13
Pinion Diameter17.7/20 mm
Pinion CouplerSmall
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YAMAHA
YZ 125 1999-2004