Yamaha 90508-90409. OEM Rear Torsion Spring. Fits Yamaha SR540(80).

Yamaha 90508-70085. OEM Rear Torsion Spring. Fits Yamaha SL SS SW SR.

Yamaha 90508-72084. OEM Rear Torsion Spring. Fits Yamaha GP SL EW SW TW GS.

Yamaha 90508-75116. OEM Torsion Spring. Fits Yamaha SL EW GP EL.

Yamaha 90508-65091. OEM Rear Torsion Spring. Fits Yamaha SM292(73-74).

Yamaha 90508-70155. OEM Rear Torsion Spring. Fits Yamaha SS SL SW SR.

Yamaha 90508-70101. OEM Rear Torsion Spring. Fits Yamaha SL292/338/433 EL433.

Yamaha 90508-65160. OEM Rear Torsion Spring. Fits Yamaha GPX338F(74) GPX433F(74)