GasGas SM450 Halley Parts & Accessories

Everything we stock that fits the GasGas SM450 Halley (2009): 7 parts, each verified against manufacturer fitment data, grouped by category. Prices and stock are live. Not sure on year or trim? Use the bike finder to confirm your exact match.

Drivetrain for the GasGas SM450 Halley

Wheel Bearing Kit — Yamaha YFM110 Grizzly (2025)Wheel Bearing Kit — Yamaha YFM110 Grizzly (2025) $32.65

Suspension for the GasGas SM450 Halley

Swingarm Bearing Kit — Gas-Gas EC125 (2001-2013)Swingarm Bearing Kit — Gas-Gas EC125 (2001-2013) $95.08 Fork Oil Seal Kit — Beta RR 4T 250 (2005-2007) +Fork Oil Seal Kit — Beta RR 4T 250 (2005-2007) + $19.12 Fork Dust Seal Kit — Beta RR 4T 250 (2005-2007)Fork Dust Seal Kit — Beta RR 4T 250 (2005-2007) $21.01 Suspension Linkage Bearing Kit — Gas-Gas EC125 — GasGas — (PN 27-1118)Suspension Linkage Bearing Kit — Gas-Gas EC125 — GasGas — (PN 27-1118) $109.36 Fork Oil & Dust Seal Kit — Gas-Gas EC125 — 10 Makes — (PN 56-149)Fork Oil & Dust Seal Kit — Gas-Gas EC125 — 10 Makes — (PN 56-149) $39.78

Protection for the GasGas SM450 Halley

Chain Roller — 34-24mm — 5 Makes — (PN 79-5008)Chain Roller — 34-24mm — 5 Makes — (PN 79-5008) $21.33

Fitment is anchored on the manufacturer's own application data and verified before it goes live. If you spot anything that looks off for your GasGas SM450 Halley, tell us. Accuracy is the whole point.