RK Transmission Kit Open Chain XRE Blue/Gray 114 Links 520 Black Sprocket 50T 15T Sprocket
for BETAMOTOR RR 450 XC CROSS COUNTRY, RR 4T ENDURO, RR EN (MOT.KTM), RR ENDURO (MOT.BETA), RR SM (MOT.KTM)
Check the compatibility with your motorcycle
FIND YOUR BIKE - compatibility table
-16%
Special Price €124.90 Regular Price €148.30Take your motorcycle to a new level of performance with our complete transmission kit, designed to ensure a smooth and responsive ride. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all perfectly matched to provide excellent operational synergy.
The RK chain, with a pitch of 520 and a length of 114 links, features O-Ring XW-Ring that enhances its durability and strength. With a tensile strength of 3650 kg, this chain is ready to withstand even the most intense stresses. Its attractive design, with a blue exterior and gray interior, not only makes it aesthetically pleasing but also highly functional. The rivet closure ensures a secure and lasting connection.
The JT sprocket, with an inner diameter of 136 mm and a PCD of 156 mm, is made of sturdy steel and features 50 teeth for optimal power transmission. The six countersunk mounting bolts provide excellent stability, while the bolt hole diameter of 8.5 mm facilitates installation.
Completing the kit is the JT sprocket, which with its 15 teeth and small engagement fitting, offers perfect compatibility with the chain and rear sprocket. With a width of 8.8 mm and an inner diameter ranging from 22 mm to 25 mm, this sprocket is designed to maximize transmission efficiency.
- RK Chain: pitch 520, length 114 links, O-Ring XW-Ring
- Tensile strength: 3650 kg
- Design: blue exterior, gray interior, rivet closure
- JT Sprocket: inner diameter 136 mm, PCD 156 mm, 50 teeth
- Material: sturdy steel, countersunk mounting bolts (6 units)
- Bolt hole diameter: 8.5 mm
- JT Sprocket: 15 teeth, small engagement fitting
- Sprocket width: 8.8 mm, inner diameter variable 22 mm - 25 mm
| Links | 114 |
|---|---|
| Pitch | 520 |
| Chain | Open |
| Chain Type | XRE |
| Chain Color | Blue |
| Crown Color | Black |
| Crown Teeth | 50 |
| Crown Inner Diameter | 136 mm |
| Hole spacing | 156 mm |
| Pinion teeth | 15 |






