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Service Bulletins
Sun Shortcut Service Bulletin
DATE: May 23, 2023. SUBJECT. FRAME JOINT QUICK-RELEASE ADJUSTMENT. The tension adjustment bolt on the frame joint quick-release mechanism, hereafter referred to as QR & QR-Adjustment Bolt can come out of adjustment when left in the open position, su
KT / Wheelmaster HD Alloy Coaster Brake Service Bulletin
DATE: August 06, 2024. The end of the Clutch Spring, where it connects to the Clutch Spring Holder, may become stretched or deformed during the initial factory assembly, resulting in a less-than-secure fit. When the brake is applied, the Clutch Spri