Andrews
美國
源自美式 V-twin 性能改裝文化，ANDREWS 以高性能 camshafts 及 Harley-Davidson 引擎部件聞名，擁有深厚賽車背景及多年性能改裝經驗，在電單車 performance parts 市場中具備極高知名度。
ANDREWS 深受引擎改裝玩家、技師及 Harley 騎士信賴，產品著重動力輸出、油門反應及整體引擎性能提升。無論是街道性能升級還是高性能引擎改裝，品牌持續提供穩定可靠的美式電單車引擎部件方案。
排序
變速箱外殼零件
5th gear mainshaft (main drive gear)
HK$2,860
5th gear countershaft
HK$610
1st gear countershaft
HK$1,200
4-speed transmission mainshaft
HK$2,690
5th gear countershaft
HK$610
4-speed transmission gear kit
HK$9,660
5-speed gear & shaft kit. Belt drive
HK$13,950
mainshaft 3rd gear. 24T
HK$1,050
4-speed transmission mainshaft
HK$2,690
3rd gear transmission mainshaft. 20T
HK$1,380
3rd gear mainshaft & 2nd gear countershaft
HK$1,320
3rd gear mainshaft, 2nd gear countershaft
HK$1,570