Gas-Gas HALLEY 450 SM Parts & Accessories

Everything we stock that fits the Gas-Gas HALLEY 450 SM (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 Gas-Gas HALLEY 450 SM

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

Suspension for the Gas-Gas HALLEY 450 SM

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 Gas-Gas HALLEY 450 SM

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 Gas-Gas HALLEY 450 SM, tell us. Accuracy is the whole point.