Suzuki GS450 Fork Seals

Fork specs for the Suzuki GS450 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.

  • Fork typeConventional
YearsFork tube
1980–1983 33 mm
1984–1988 35 mm
KitYearsSeal sizeReplaces OEM
55-107 1980–1983 33x46x11 n/a
55-108 1984–1988 35x48x11 n/a
57-131 1980–1983 n/a n/a
56-168 1985–1988 n/a n/a
57-154 1985–1988 n/a n/a
56-114 1980–1983 n/a n/a

Verified fork kits we stock for your Suzuki GS450

Fork oil for your Suzuki GS450

A fork-oil change on the Suzuki GS450 uses 10wt fork oil. Factory fill: OE ATF/10W-30 engine oil (pre-fork-oil era); modern 10wt.