BOLD MAGENTA part numbers are new for 2025 PARTSCANADA.COM 2025 | STREET CHAINS & DRIVE BELTS 760 520 SO DESCRIPTION PART # 100 links 503668 DESCRIPTION PART # 110 links 503669 DESCRIPTION PART # 120 links 503670 DESCRIPTION PART # Clip connecting link R18-522SO O-RING (SO) •Features a flat contact patch that holds the lubrication in place, resulting in a smooth transfer of power •Three times the wear life of a standard non O-ring chain • Strongest, lightest, quietest, most durable RK chain available •Eight times the wear of standard chain •Designed to handle the ever-increasing horsepower ratings of today’s bikes •Chains include clip connecting link •520 SO – For street bikes up to 750cc DESCRIPTION PART # 120 links 1221-0413 DESCRIPTION PART # Rivet connecting link 1225-0749 520XRU CHAIN •520XRU was designed for professional MotoGP racing • Featuring UW-Ring seals, XRU is a lightweight professional racing chain •UW seals reduce friction while maintaining optimal horsepower delivery from the start of the race to the end •Tensile strength of 9,000 lbs. •Max of 1,000cc •MAX Horsepower: 265 HP •Road racing Use ONLY! Not to be used for daily street use BL420MRU (BLACK/GOLD COLOR) CHAIN DESCRIPTION PART # 120 links 1221-0425 DESCRIPTION PART # 130 links 1221-0426 DESCRIPTION PART # Clip connecting link 1225-0768 MRU (U-RING) SEALED 420 PERFORMANCE CHAIN • MRU chains utilize RK’s proprietary Ultra Thin Seal U-Rings which allows the thickness of the seal to be less than 50% of the most common O-ring seal •MRU features 4 times longer chain life and will require less chain adjustments than comparable non-sealed 420 chains • Lightweight, low friction, sealed, U-Ring 420 pitch chain perfect for Honda Monkey and Honda Grom GBZXW (GOLD COLOR) - CUT-TO-LENGTH DESCRIPTION PART # GB520ZXW 120 links 1224-0156 GB525ZXW 120 links 1224-0159 150 links 1224-0160 DESCRIPTION PART # GB530ZXW 120 links 1224-0162 150 links 1224-0164 170 links 1224-0165 DESCRIPTION PART # RIVET CONNECTING LINK GB520ZXW 1225-0481 GB525ZXW 1225-0482 GB530ZXW 1225-0483 ZXW (COLORED) – CUT-TO-LENGTH DESCRIPTION COLOR PART # 520ZXW 120 links Black scale 1223-1913 120 links Blue 1223-1905 120 links Green 1223-1909 120 links Red 1223-1901 525ZXW 120 links Black scale 1223-1930 120 links Blue 1223-1921 120 links Green 1223-1925 120 links Red 1223-1917 DESCRIPTION COLOR PART # 530ZXW 120 links Black scale 1223-1946 120 links Blue 1223-1938 120 links Green 1223-1942 120 links Red 1223-1934 RIVET CONNECTING LINKS 520 Black scale 1225-0828 525 Black scale 1225-0832 530 Black scale 1225-0836 520 Blue 1225-0826 DESCRIPTION COLOR PART # RIVET CONNECTING LINKS (CONT) 525 Blue 1225-0830 530 Blue 1225-0834 520 Geen 1225-0827 525 Green 1225-0831 530 Geen 1225-0835 520 Red 1225-0825 525 Red 1225-0829 530 Red 1225-0833 SEALED CHAIN (ZXW) • Premier quality high speed, extreme heat chain available •Chains include rivet connecting link • 520ZXW tensile strength of 9,442 lbs. and maximum cc of 1200 • 525ZXW tensile strength of 10,431 lbs. and maximum cc of 1300 • 530ZXW tensile strength of 11,200 lbs. and maximum cc of 1400
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