CHAIN ​​/ CHAIN
RK is the leading manufacturer of motorcycle drive chains in Japan. For more than 40 years RK has supplied all major Japanese motorcycle manufacturers as original equipment. In RC racing it is the first choice of many teams in MotoGP, motocross or even in the Paris-Dakar Rally. RK XSO: This is an improved form of O-ring chains. The particular shape of the X-ring chain is sealed with four sealing points, the lubricant cannot escape. In addition, X-ring is used as an additional lubricant reservoir. The life span of the chain is extended by approximately 30%. This technique was further developed at the RK XW-Ring chain. - X-Ring chain - four sealing points - the lubricant cannot escape - life is extended compared to the O-ring chain by 30% - the further development of the X-rings are the XW-rings

CROWN / REAR SPROCKET
JT Pignoni production is today the largest and most modern production plant for the pinion and crown world, equipped among other things with the latest generation of numerically controlled production machines. JT Pignoni produces the entire range of gears and toothed wheels for the aftermarket and original equipment market. Each pinion and crown goes through 25 production steps and is then subjected to more than ten individual quality checks in order to successfully leave production. JT Pinions done the right way: from turning, milling and drilling! This is the only way to achieve the highest quality at the lowest tolerances and the best tooth profile. After a subsequent heat compensation of each item is checked by hand - so is JT Pignoni new quality standard in the motorcycle industry.

PINION / FRONT SPROCKET
SILENT PINION 17 TEETH PITCH 525 RUBBER - DIAM. 21.7 / 25