RK transmission kit open chain XRE 98-520 38 teeth sprocket 13 teeth for Yamaha YFM Raptor

Take your motorcycle to a new level of performance with our transmission kit, a perfect set of components designed to ensure smooth and responsive transmission. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all made to withstand the most intense stresses.

The RK chain, with a pitch of 520 and a length of 98 links, features an innovative XW-Ring O-Ring system that ensures optimal lubrication and superior durability. With a tensile strength of 3650 kg, this chain is ready to face any challenge. Its sleek design, with a gray exterior and interior color, perfectly integrates with the aesthetics of your motorcycle.

The JT sprocket, with an inner diameter of 125 mm and a PCD of 145 mm, offers unmatched robustness thanks to its steel material. With 38 teeth and a 4-bolt flat head fastening system, this sprocket is designed to ensure perfect compatibility and stability during use.

Completing the kit is the JT front sprocket, which features a wide engagement fastening and has 13 teeth. With an inner diameter ranging from 21 mm to 25 mm and a hole spacing of 42 mm, this sprocket is the ideal choice for optimizing engine response and improving acceleration.

• RK Chain:
• Pitch: 520
• Number of links: 98
• System: XW-Ring O-Ring
• Tensile strength: 3650 kg
• Color: gray (exterior and interior)
• JT Sprocket:
• Inner diameter: 125 mm
• PCD: 145 mm
• Material: steel
• Number of teeth: 38
• Fastening: 4 bolts with flat heads
• JT Front Sprocket:
• Fastening: wide engagement
• Number of teeth: 13
• Inner diameter: 21 mm - 25 mm
• Hole spacing: 42 mm