Yamaha YZ450F Parts & Accessories

Everything we stock that fits the Yamaha YZ450F (2023–2026): 46 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.

Brakes for the Yamaha YZ450F

Master Cylinder Rebuild Kit — Kawasaki KX125 $28.31 Master Cylinder Rebuild Kit — Gas-Gas EC125 $28.07 Brake Caliper Rebuild Kit — Honda ATC350X (1986) $30.99 Brake Caliper Rebuild Kit — Gas-Gas EC125 $30.99 Brake Caliper Bolt Kit — Gas-Gas EC125 $10.90 Brake Caliper Bolt Kit — Beta RC 4T 450 (2025) + $10.37 Brake Caliper Piston Kit — Beta RC 4T 450 (2025) $26.57

Drivetrain for the Yamaha YZ450F

JT Sprockets Steel Front Sprocket — JTF565.14SC (14T) $11.99 JT Sprockets Steel Front Sprocket — JTF565.16 (16T) $11.99 JT Sprockets Self-Cleaning Steel Rear Sprocket — JTR251.48SC (48T) — (see $36.99 JT Sprockets Self-Cleaning Steel Rear Sprocket — JTR251.49SC (49T) — (see $36.99 JT Sprockets Self-Cleaning Steel Rear Sprocket — JTR251.50SC (50T) — (see $36.99 Renthal Front Sprocket Grooved 14T — Kawasaki/Yamaha — (PN 289--520-14GP) $34.16 Renthal Front Sprocket Grooved 14T — Yamaha YZ125/YZ250F +4 more (2005-2026) $34.16 Renthal Front Sprocket Grooved 15T — Kawasaki/Yamaha — (PN 289--520-15GP) $34.16 JT Sprockets Steel Front Sprocket — JTF565.13 (13T) $8.99 JT Sprockets Steel Front Sprocket — JTF565.14 (14T) $8.99 JT Sprockets Steel Front Sprocket — JTF565.15RB (15T) $11.99 Wheel Bearing Kit — BMW G450X (2007-2010) + 36 $34.79 Wheel Bearing Kit — Kawasaki KX250F (2021-2025) $33.60 JT Sprockets Self-Cleaning Steel Rear Sprocket — JTR251.51SC (51T) — (see $36.99 JT Sprockets Steel Front Sprocket — JTF565.15 (15T) $11.99

Suspension for the Yamaha YZ450F

Fork Bushing Kit — Beta RR 2T 125 Race $68.75 Fork Oil Seal Kit — Beta RR 2T 125 (2019-2023) + $18.24 Fork Dust Seal Kit — Beta RR 2T 125 (2019-2023) $19.50 Swingarm Bearing Kit — Yamaha WR250F (2015-2025) $96.98 Suspension Linkage Bearing Kit — Yamaha WR250F $111.63 Fork Oil & Dust Seal Kit — Beta RR 2T 125 $40.57

Controls for the Yamaha YZ450F

Steering Stem Bearing Kit — Suzuki RM125 $53.88

Exhaust for the Yamaha YZ450F

FMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2019-2026), Yamaha YZ450F (2018-2026) + 1 $359.99 FMF Q4 — S/A Slip-On — Yamaha WR450F (2019-2026), Yamaha YZ450F (2018-2026) + 1 $404.99 FMF Factory 4.1 — RCT Stainless Full System — Yamaha WR450F (2019-2026), Yamaha YZ450F — (see $584.99 FMF Megabomb — Header — Yamaha WR450F (2024-2026), Yamaha YZ450F (2023-2025) + 1 — (see $382.49 FMF Megabomb — Header — Yamaha WR450F (2024-2026), Yamaha YZ450F (2023-2025) + 1 — (see $472.49 FMF Factory 4.1 — RCT Stainless Full System — Yamaha WR450F (2024-2026), Yamaha YZ450F — (see $967.49 FMF Factory 4.1 — RCT Titanium Anodized Full System — Yamaha YZ450F (2026), 4-Stroke $1237.49 FMF Factory 4.1 — RCT Titanium Anodized Full System — Yamaha WR450F (2019-2026), Yamaha $764.99 FMF Factory 4.1 — RCT Titanium Anodized Full System — Yamaha WR450F (2024-2026), Yamaha $1237.49

Protection for the Yamaha YZ450F

Psychic Chain Guide — Yamaha YZ125 (2008-2025), +3 more $19.99 Psychic Chain Guide — Yamaha YZ125 (2008-2025), +3 more $19.99 Factory Effex Graphics Kit — Yamaha YZ250F (2024-2025), Yamaha YZ450F $38.99 Polisport Side Panel — Yamaha YZ-250F450FX (2024-2026), Yamaha YZ-450F (2023-202 $29.99 Chain Roller — 34-24mm — 5 Makes — (PN 79-5008) $21.33

Maintenance for the Yamaha YZ450F

Twin Air Standard Air Filter — Fantic XXF 250 (2025-2026), Fantic XXF 450 $27.97 Twin Air Standard Air Filter — Fantic XXF 250 (2025-2026), Fantic XXF 450 $36.99 Hiflofiltro Oil Filter — HF140 $4.78

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 Yamaha YZ450F, tell us. Accuracy is the whole point.