SIDE RAILS Adds cargo capacity | Use short rail when passenger seat is installed, long rail when seat is removed CARGO RACK Heavy-duty steel rack | Provides huge carrying capacity 5639-060 SHORT ’09-’14 BC 570 XT, BC Z1 XT $79.95 | $1.58/MO.** 5639-061 LONG ’09-’14 BC 570 XT, BC Z1 XT $103.95 | $2.06/MO.** 5639-062 ’09-’14 BC 570 XT, BC Z1 XT $334.95 | $ 6.63/MO.** LOW-RATIO GEAR SET Lowers drive-away speed to just over 4 mph for heavy pulling | Includes input gear and fully assembled planetary ring gear assembly FRONT RADIATOR KIT 6639-190 ’09-’14 BC Z1 XT $888.95 | $17.60/MO.** Additional cooling capacity when pulling heavy loads | Includes radiator with electric cooling fan, hoses and wiring BACKUP LIGHT KIT 6639-180 ’09-’14 BC Z1 XT $519.95 | $10.29/MO.** Excellent illumination in a compact 20-watt size | Easily mounts to the rear of tunnel | Includes wiring and switch | Activated by reverse application 5639-389 ’09-’14 BC Z1 XT $69.95 | $1.38/MO.** 141