2021 Parts Unlimited Street

CHAINS & DRIVE BELTS parts-unlimited.com 2021 PARTS UNLIMITED STREET BOLD MAGENTA part numbers are new for 2021 1057 520 XSO - CUT-TO-LENGTH NO. OF LINKS PART # SUG. RETAIL 100 RK520XSO-100 $82.57 104 RK520XSO-104 85.87 106 RK520XSO-106 87.52 108 RK520XSO-108 89.18 110 RK520XSO-110 90.83 112 RK520XSO-112 92.47 NO. OF LINKS PART # SUG. RETAIL 114 RK520XSO-114 $94.13 116 RK520XSO-116 95.78 118 RK520XSO-118 97.42 120 RK520XSO-120 99.08 130 1223-0723 107.35 525 XSO - CUT-TO-LENGTH OR BULK NO. OF LINKS PART # SUG. RETAIL 108 1222-0455 $120.85 110 1223-0726 123.08 112 1222-0456 125.32 114 1222-0457 127.58 NO. OF LINKS PART # SUG. RETAIL 116 1222-0458 $129.82 120 1223-0727 134.27 122 1222-0459 136.50 130 1222-0460 145.47 520 CONNECTING LINKS DESCRIPTION PART # SUG. RETAIL 100’ R18-520XSO $1,585.37 Clip connecting link R18-522XSO 7.93 Rivet connecting link R18-523XSO 7.93 520 GOLD CONNECTING LINKS DESCRIPTION PART # SUG. RETAIL Gold clip connecting links GB521XSO $7.93 Rivet connecting links GB522XSO 7.93 525 CONNECTING LINKS DESCRIPTION PART # SUG. RETAIL Rivet connecting link (gold) GB527XSO $8.90 Rivet connecting link (standard) 1225-0339 8.90 Clip connecting link (gold) 1225-0353 8.90 Clip connecting link (standard) 1225-0338 8.90 GB 520 XSO (GOLD COLOR) - CUT-TO-LENGTH NO. OF LINKS PART # SUG. RETAIL 120 GB520XSO-120 $112.75 GB 525 XSO (GOLD COLOR) - CUT-TO-LENGTH NO. OF LINKS PART # SUG. RETAIL 108 1222-0461 $133.15 110 GB525XSO-110 135.62 112 1222-0462 138.08 114 1222-0463 140.53 NO. OF LINKS PART # SUG. RETAIL 116 1222-0464 $143.00 120 GB525XSO-120 147.95 122 1222-0465 150.42 130 1222-0466 160.28 X-RING (XSO) • Pro X-ring chain lasts five to eight times longer than standard chain • Provides two more lubricant pools than conventional O-rings for longer life • Lubricated with specially formulated, vacuum-injected U-grease; locked in by tough Nitrile Butadine rubber X-rings • Polished and shot-peened link plates • High tensile strength ensures reliable performance • Cut-to-length and bulk chains include rivet connecting link • 520 XSO – For street and dirt bikes up to 750cc • GB 520 XSO – For street and dirt bikes up to 750cc • GB 525 XSO – For street bikes up to 900cc and dirt bikes up to 750cc 530 DESCRIPTION PART # SUG. RETAIL 100’ 1223-0106 $2,214.35 Rivet connecting link 1225-0095 9.90 Clip connecting link 1225-0094 9.90 530 XSOZ1 - CUT-TO-LENGTH OR BULK NO. OF LINKS PART # SUG. RETAIL 100 1223-0108 $115.33 102 1223-0109 117.65 106 1223-0111 122.25 108 1223-0112 124.55 110 1223-0113 126.87 NO. OF LINKS PART # SUG. RETAIL 112 1223-0114 $129.18 114 1223-0115 131.47 116 1223-0116 133.78 118 1223-0117 136.10 120 1223-0118 138.40 NO. OF LINKS PART # SUG. RETAIL 122 1223-1146 $140.72 130 1223-1147 149.92 140 1223-1148 161.45 152 1223-1149 175.30 GB 530 DESCRIPTION PART # SUG. RETAIL Rivet connecting link 1225-0093 $9.90 Clip connecting link 1225-0092 9.90 GB 530 XSOZ1 (GOLD COLOR) - CUT-TO-LENGTH NO. OF LINKS PART # SUG. RETAIL 110 1223-0099 $139.40 114 1223-0101 144.45 116 1223-0102 147.00 NO. OF LINKS PART # SUG. RETAIL 130 1223-0105 $164.75 150 1223-1150 190.10 X-RING (XSOZ1) • Lighter and stronger than RK’s original X-ring chain, the XSOZ1 allows riders to keep their stock chain size while reducing weight and increasing strength • By reducing overall material, it’s 12% lighter than its predecessor • Cut-to-length and bulk chains include rivet connecting link • 530 XSOZ1 – For street and dirt bikes up to 1000cc • GB 530 XSOZ1 – For street and dirt bikes up to 1000cc SIZE AND TYPE WEAR LIFE INDEX AVG. TENSILE STRENGTH (LB.) MAXIMUM ENGINE CC STREET/​DIRT STANDARD M420 100 4,200 80/80 M428 100 4,500 125/80 M520 100 6,800 250/NA M525 100 6,800 400/NA M530 100 6,800 400/NA HEAVY DUTY M420H 200 4,100 125/90 M428H 200 5,400 200/​125 M520H 200 7,700 400/​250 M525H 200 7,700 500/NA M530H 200 7,700 500/NA GB420MXZ 300 5,000 150/​125 GB428MXZ 300 5,800 250/​125 SIZE AND TYPE WEAR LIFE INDEX AVG. TENSILE STRENGTH (LB.) MAXIMUM ENGINE CC STREET/​DIRT HEAVY DUTY (CONT) GB520MXZ4 300 9,000 500/NA 530DR 250 10,400 250 h.p. 530PRODR 250 11,900 320 h.p. SEALED RING GB520GXW 1,000 8,800 1000/​750 GB525GXW 1,000 9,300 1100/​800 GB530GXW 1,000 10,000 1400/​900 520XSO 750 8,500 750/​750 GB520XSO 750 8,500 750/​750 GB525XSO 750 8,850 900/​750 530XSOZ1 750 9,500 1000/​1000 GB530XSOZ1 750 9,500 1000/​1000 630SO 800 11,100 1300/NA RK CHAIN ORDER CHART RK chain is available cut-to-length or in bulk rolls. Precut lengths are individually boxed with a clip-type connecting link; all bulk rolls include clip-type connecting links. NOTE: If your motorcycle came factory-equipped with an O-ring chain, it must be replaced with an O-ring chain.