2025 Parts Unlimited Street

BOLD MAGENTA part numbers are new for 2025 PARTS-UNLIMITED.COM 2025 | STREET CHAINS & DRIVE BELTS 1088 NO. OF LINKS COLOR PART # 520Z 120 Chrome 1223-0556 150 Chrome 1223-1595 120 Gold 1223-0558 120 Black 1223-0560 150 Black 1223-0561 Rivet connecting link Chrome 1225-0260 Rivet connecting link Gold 1225-0261 Rivet connecting link Black 1225-0262 NO. OF LINKS COLOR PART # 525Z 120 Chrome 1223-0562 120 Gold 1223-0564 150 Gold 1223-0565 120 Black 1223-0566 150 Black 1223-0567 Rivet connecting link Chrome 1225-0263 Rivet connecting link Gold 1225-0732 Rivet connecting link Black 1225-0733 NO. OF LINKS COLOR PART # 530Z 120 Chrome 1223-0568 150 Chrome 1223-0569 120 Gold 1223-0570 150 Gold 1223-0571 120 Black 1223-0572 150 Black 1223-0573 Rivet connecting link Chrome 1225-0266 Rivet connecting link Gold 1225-0267 Rivet connecting link Black 1225-0268 SPECIFICATIONS CHAIN TYPE TENSILE STRENGTH (LB.) MAX ENGINE CC STREET/​DIRT COLOR CONNECTING LINK TYPE CONNECTING LINK COLOR Z/​THREE D 520Z 9,400 1000/​750 Gold, black, chrome Rivet Gold, black, chrome 525Z 10,300 1200/​750 Gold, black, chrome Rivet Gold, black, chrome 530Z 11,000 1400/NA Gold, black, chrome Rivet Gold, black, chrome Z CHAINS •Precise forging process leads to a stiff chain for better acceleration and more efficient engine work •Lightening hole allows for a lighter chain without compromising strength while removing mud and dispersing heat more efficiently •Improvement in transmission efficiency •Special pin with holes in both ends allows the chain to be lightened •Edge-cut inner plate reduces friction and allows for smooth engagement with sprocket NO. OF LINKS COLOR PART # 120 Chrome 1223-0549 120 Gold 1223-0551 120 Black 1223-0553 NO. OF LINKS COLOR PART # Rivet-type connecting link Chrome 1225-0256 Rivet-type connecting link Gold 1225-0257 Rivet-type connecting link Black 1225-0258 SPECIFICATIONS CHAIN TYPE TENSILE STRENGTH (LB.) MAX ENGINE CC STREET/​DIRT COLOR CONNECTING LINK TYPE CONNECTING LINK COLOR GP/​THREE D 520GP 8,902 1000/​500 Gold, black, chrome Rivet Gold, black, chrome 520GP CHAINS •Precise forging process leads to a stiff chain for better acceleration and more efficient engine work •Lightening hole allows for a lighter chain without compromising strength while removing mud and dispersing heat more efficiently •Improvement in transmission efficiency •Special pin with holes in both ends allows the chain to be lightened •Edge-cut inner plate reduces friction and allows for smooth engagement with sprocket •Chromium carbide pin surface coating increases hardness and reduces chain wear 1223-0549 1223-0553 NO. OF LINKS COLOR PART # 120 Gold 1223-0555 SPECIFICATIONS CHAIN TYPE TENSILE STRENGTH (LB.) MAX ENGINE CC STREET/​DIRT COLOR CONNECTING LINK TYPE CONNECTING LINK COLOR SM/​THREE D 520SM 8,900 450/​650 Gold Rivet Gold 520SM CHAIN •Precise forging process leads to a stiff chain for better acceleration and more efficient engine work •Lightening hole allows for a lighter chain without compromising strength while removing mud and dispersing heat more efficiently •Improvement in transmission efficiency •Special pins with holes in both ends allow the chain to be lightened •Edge-cut inner plate reduces friction and allows for smooth engagement with sprocket •Designed for enduro and supermoto bikes 250 to 650cc

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