Triumph 900 Speed Triple Fork Seals

Fork specs for the Triumph 900 Speed Triple vary by year (see the table below).Every kit here is verified by the manufacturer to fit this exact bike. Fork seals can share a size and still not seat in a different fork, so we only list what is confirmed for your bike.

YearsFork tube
1994–1996 43 mm
1998 45 mm
KitYearsSeal sizeReplaces OEM
55-122 1994–1996 43x55x10.5 Yamaha 5VX-23145-00-00
55-124 1998 45x57x11 Honda 51490-MCA-003
57-101 1998 n/a n/a
57-102 1994–1996 n/a n/a
56-135 1994–1996 n/a n/a
56-139 1998 n/a n/a
38-6091 (bushings) 1998 n/a n/a
38-6086 (bushings) 1994–1996 n/a n/a

Verified fork kits we stock for your Triumph 900 Speed Triple

Fork oil for your Triumph 900 Speed Triple

A fork-oil change on the Triumph 900 Speed Triple uses 10wt fork oil. Factory fill: Showa SS-8 / Kayaba (SAE 10).