Yamaha WR450F Parts & Accessories

Everything we stock that fits the Yamaha WR450F (2003–2026): 162 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 WR450F

Master Cylinder Rebuild Kit — Gas-Gas EC250Master Cylinder Rebuild Kit — Gas-Gas EC250 $28.31 Master Cylinder Rebuild Kit — Gas-Gas EC125Master Cylinder Rebuild Kit — Gas-Gas EC125 $28.31 Master Cylinder Rebuild Kit — Kawasaki KX125Master Cylinder Rebuild Kit — Kawasaki KX125 $28.31 Master Cylinder Rebuild Kit — Gas-Gas EC125Master Cylinder Rebuild Kit — Gas-Gas EC125 $28.07 Brake Caliper Rebuild Kit — Gas-Gas EC125Brake Caliper Rebuild Kit — Gas-Gas EC125 $31.23 Brake Caliper Rebuild Kit — Honda ATC350X (1986)Brake Caliper Rebuild Kit — Honda ATC350X (1986) $30.99 Brake Caliper Rebuild Kit — Kawasaki KX125Brake Caliper Rebuild Kit — Kawasaki KX125 $31.23 Brake Caliper Rebuild Kit — Gas-Gas EC125Brake Caliper Rebuild Kit — Gas-Gas EC125 $30.99 Brake Caliper Bolt Kit — Gas-Gas EC125Brake Caliper Bolt Kit — Gas-Gas EC125 $10.90 Brake Caliper Bolt Kit — Beta RC 4T 450 (2025) +Brake Caliper Bolt Kit — Beta RC 4T 450 (2025) + $10.37 Brake Caliper Piston Kit — Beta RC 4T 450 (2025)Brake Caliper Piston Kit — Beta RC 4T 450 (2025) $47.86 Brake Caliper Piston Kit — Kawasaki KX125Brake Caliper Piston Kit — Kawasaki KX125 $47.86 Brake Caliper Piston Kit — Beta RC 4T 450 (2025)Brake Caliper Piston Kit — Beta RC 4T 450 (2025) $26.57 JT Sprockets Rotor — 250mm — Suzuki/Yamaha Front (JTD3105SC01)JT Sprockets Rotor — 250mm — Suzuki/Yamaha Front (JTD3105SC01) $38.99 JT Sprockets Rotor — 245mm — Yamaha Rear (JTD4062SC01)JT Sprockets Rotor — 245mm — Yamaha Rear (JTD4062SC01) $38.99

Drivetrain for the Yamaha WR450F (77 available)

EBC Clutch Friction Plate Kit — CKF2356EBC Clutch Friction Plate Kit — CKF2356 $173.84 JT Sprockets 520 Steel Front Sprocket, 14T (JTF565.14SC)JT Sprockets 520 Steel Front Sprocket, 14T (JTF565.14SC) $11.99 JT Sprockets 520 Steel Front Sprocket, 16T (JTF565.16)JT Sprockets 520 Steel Front Sprocket, 16T (JTF565.16) $11.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 48T (JTR251.48SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 48T (JTR251.48SC) $36.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 49T (JTR251.49SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 49T (JTR251.49SC) $36.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 50T (JTR251.50SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 50T (JTR251.50SC) $36.99 JT Sprockets 520 HDR X-Ring Chain — 110 LinksJT Sprockets 520 HDR X-Ring Chain — 110 Links $39.99 JT Sprockets 520 HDR X-Ring Chain — 112 LinksJT Sprockets 520 HDR X-Ring Chain — 112 Links $39.99 JT Sprockets 520 HDR X-Ring Chain — 114 LinksJT Sprockets 520 HDR X-Ring Chain — 114 Links $40.99 JT Sprockets 520 HDR X-Ring Chain — 116 LinksJT Sprockets 520 HDR X-Ring Chain — 116 Links $41.99 JT Sprockets 520 HDR X-Ring Chain — 118 LinksJT Sprockets 520 HDR X-Ring Chain — 118 Links $42.99 JT Sprockets 520 HDR X-Ring Chain — 120 LinksJT Sprockets 520 HDR X-Ring Chain — 120 Links $42.99 JT Sprockets 520 HDR X-Ring Chain — 124 LinksJT Sprockets 520 HDR X-Ring Chain — 124 Links $44.99 JT Sprockets 520 HDS X-Ring Chain — 116 LinksJT Sprockets 520 HDS X-Ring Chain — 116 Links $44.99 JT Sprockets 520 HDS X-Ring Chain — 118 LinksJT Sprockets 520 HDS X-Ring Chain — 118 Links $44.99 JT Sprockets 520 HDS X-Ring Chain — 120 LinksJT Sprockets 520 HDS X-Ring Chain — 120 Links $44.99 JT Sprockets 520 HDS X-Ring Chain — 124 LinksJT Sprockets 520 HDS X-Ring Chain — 124 Links $44.99 JT Sprockets 520 X1R X-Ring Chain — 114 LinksJT Sprockets 520 X1R X-Ring Chain — 114 Links $51.99 JT Sprockets 520 X1R X-Ring Chain — 116 LinksJT Sprockets 520 X1R X-Ring Chain — 116 Links $51.99 JT Sprockets 520 X1R X-Ring Chain — 118 LinksJT Sprockets 520 X1R X-Ring Chain — 118 Links $51.99 JT Sprockets 520 X1R X-Ring Chain — 120 LinksJT Sprockets 520 X1R X-Ring Chain — 120 Links $51.99 JT Sprockets 520 X1R X-Ring Chain — 124 LinksJT Sprockets 520 X1R X-Ring Chain — 124 Links $51.99 D.I.D 520VO Connecting Link — Clip Type, Gold & BlackD.I.D 520VO Connecting Link — Clip Type, Gold & Black $10.52 D.I.D 520VO Connecting Link — Rivet TypeD.I.D 520VO Connecting Link — Rivet Type $9.67

Suspension for the Yamaha WR450F

Fork Bushing Kit — Honda CR125R (1997-2007) + 16Fork Bushing Kit — Honda CR125R (1997-2007) + 16 $52.84 Fork Bushing Kit — Yamaha WR250F (2006-2014) + 5Fork Bushing Kit — Yamaha WR250F (2006-2014) + 5 $53.47 Fork Bushing Kit — Beta RR 2T 125 RaceFork Bushing Kit — Beta RR 2T 125 Race $68.75 Fork Bushing Kit — Honda CRF450R (2009-2016) + 3Fork Bushing Kit — Honda CRF450R (2009-2016) + 3 $36.21 Fork Oil Seal Kit — Ducati Desert X (2023-2025)Fork Oil Seal Kit — Ducati Desert X (2023-2025) $19.50 Fork Oil Seal Kit — Beta RR 2T 125 (2019-2023) +Fork Oil Seal Kit — Beta RR 2T 125 (2019-2023) + $18.24 Fork Dust Seal Kit — Ducati Desert X (2023-2025)Fork Dust Seal Kit — Ducati Desert X (2023-2025) $19.87 Fork Dust Seal Kit — Beta RR 2T 125 (2019-2023)Fork Dust Seal Kit — Beta RR 2T 125 (2019-2023) $19.50 Swingarm Bearing Kit — Yamaha WR250F (2015-2025)Swingarm Bearing Kit — Yamaha WR250F (2015-2025) $96.98 Fork Bushing Kit — Suzuki RM250 (2003) + 2 moreFork Bushing Kit — Suzuki RM250 (2003) + 2 more $59.19 Fork Bushing Kit — Yamaha WR250F (2018-2022) + 8Fork Bushing Kit — Yamaha WR250F (2018-2022) + 8 $73.15 Suspension Linkage Bearing Kit — Yamaha WR250FSuspension Linkage Bearing Kit — Yamaha WR250F $109.36 Suspension Linkage Bearing Kit — Yamaha WR250FSuspension Linkage Bearing Kit — Yamaha WR250F $109.36 Suspension Linkage Bearing Kit — Yamaha WR250FSuspension Linkage Bearing Kit — Yamaha WR250F $111.63 Suspension Linkage Bearing Kit — Yamaha WR250FSuspension Linkage Bearing Kit — Yamaha WR250F $109.36 Suspension Linkage Bearing Kit — Yamaha WR250FSuspension Linkage Bearing Kit — Yamaha WR250F $111.63 Swingarm Bearing Kit — Yamaha WR250F (2002-2005)Swingarm Bearing Kit — Yamaha WR250F (2002-2005) $95.08 Swingarm Bearing Kit — Yamaha WR250F (2006-2014)Swingarm Bearing Kit — Yamaha WR250F (2006-2014) $95.08 Fork Oil & Dust Seal Kit — Ducati Desert XFork Oil & Dust Seal Kit — Ducati Desert X $39.78 Fork Oil & Dust Seal Kit — Beta RR 2T 125Fork Oil & Dust Seal Kit — Beta RR 2T 125 $40.57

Controls for the Yamaha WR450F

Motion Pro Clutch Lever — 14-0545Motion Pro Clutch Lever — 14-0545 $14.99 Motion Pro Brake Lever — 14-9329Motion Pro Brake Lever — 14-9329 $36.99 Motion Pro Brake Lever — 14-9540Motion Pro Brake Lever — 14-9540 $41.99 Steering Stem Bearing Kit — Suzuki RM125Steering Stem Bearing Kit — Suzuki RM125 $53.88

Exhaust for the Yamaha WR450F (26 available)

FMF S/s Powerbomb — Yamaha WR450F (2003-2006), Yamaha YFZ450 (2004-2015) + 1 more, 4 — (seeFMF S/s Powerbomb — Yamaha WR450F (2003-2006), Yamaha YFZ450 (2004-2015) + 1 more, 4 — (see $224.99 FMF Q4 — Yamaha WR450F (2003-2006), Yamaha YZ450F (2003-2005), 4-StrokeFMF Q4 — Yamaha WR450F (2003-2006), Yamaha YZ450F (2003-2005), 4-Stroke $404.99 FMF Powercore 4 — Slip-On — Yamaha WR450F (2003-2006), Yamaha YZ450F (2003-2005), 4-StrokeFMF Powercore 4 — Slip-On — Yamaha WR450F (2003-2006), Yamaha YZ450F (2003-2005), 4-Stroke $359.99 FMF S/s Powerbomb — Yamaha WR450F (2007-2015), Yamaha YZ450F (2007-2009), 4-StrokeFMF S/s Powerbomb — Yamaha WR450F (2007-2015), Yamaha YZ450F (2007-2009), 4-Stroke $224.99 FMF Powercore 4 — Slip-On — Yamaha WR250F (2007-2013), Yamaha WR450F (2007-2011) + 2 moreFMF Powercore 4 — Slip-On — Yamaha WR250F (2007-2013), Yamaha WR450F (2007-2011) + 2 more $359.99 FMF Q4 — Yamaha WR250F (2007-2013), Yamaha WR450F (2007-2011) + 2 more, 4 — (seeFMF Q4 — Yamaha WR250F (2007-2013), Yamaha WR450F (2007-2011) + 2 more, 4 — (see $404.99 FMF Factory 4.1 — Full System — Yamaha WR250F (2007-2013), Yamaha WR450F (2007-2011) + 2FMF Factory 4.1 — Full System — Yamaha WR250F (2007-2013), Yamaha WR450F (2007-2011) + 2 $449.99 FMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2012-2015), 4-StrokeFMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2012-2015), 4-Stroke $359.99 FMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2016-2018), Yamaha YZ450F (2014-2017) + 1FMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2016-2018), Yamaha YZ450F (2014-2017) + 1 $359.99 FMF Megabomb — Header — Yamaha WR450F (2019-2020), Yamaha YZ450F (2018-2019) + 1 — (seeFMF Megabomb — Header — Yamaha WR450F (2019-2020), Yamaha YZ450F (2018-2019) + 1 — (see $382.49 FMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2019-2026), Yamaha YZ450F (2018-2026) + 1FMF 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) + 1FMF 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 — (seeFMF Factory 4.1 — RCT Stainless Full System — Yamaha WR450F (2019-2026), Yamaha YZ450F — (see $584.99 FMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2020), 4-StrokeFMF Powercore 4 — HEX Slip-On — Yamaha WR450F (2020), 4-Stroke $359.99 FMF Factory 4.1 — RCT Stainless Full System — Yamaha WR450F (2020), 4-StrokeFMF Factory 4.1 — RCT Stainless Full System — Yamaha WR450F (2020), 4-Stroke $607.49 FMF Factory 4.1 — RCT Titanium Anodized Full System — Yamaha WR450F (2020), 4-StrokeFMF Factory 4.1 — RCT Titanium Anodized Full System — Yamaha WR450F (2020), 4-Stroke $719.99 FMF Megabomb — Header — Yamaha WR450F (2024-2026), Yamaha YZ450F (2023-2025) + 1 — (seeFMF 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 — (seeFMF 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 — (seeFMF 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 WR450F (2019-2026), YamahaFMF 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), YamahaFMF Factory 4.1 — RCT Titanium Anodized Full System — Yamaha WR450F (2024-2026), Yamaha $1237.49 Big Gun ECO Slip-On Muffler — Yamaha WR 450F (2007-2011), 4-StrokeBig Gun ECO Slip-On Muffler — Yamaha WR 450F (2007-2011), 4-Stroke $327.99 Big Gun ECO Slip-On Muffler — Yamaha WR 450F (2012-2015), 4-StrokeBig Gun ECO Slip-On Muffler — Yamaha WR 450F (2012-2015), 4-Stroke $327.99 Big Gun EVO-R Slip-On Muffler — Yamaha WR 450F (2012-2015), 4-StrokeBig Gun EVO-R Slip-On Muffler — Yamaha WR 450F (2012-2015), 4-Stroke $409.99

Engine for the Yamaha WR450F

Cometic Bottom — Yamaha YZ450F (2006-2009), End Gasket Kit — 06-09Cometic Bottom — Yamaha YZ450F (2006-2009), End Gasket Kit — 06-09 $92.99

Electrical for the Yamaha WR450F

Yuasa YTZ7S Factory Activated AGM BatteryYuasa YTZ7S Factory Activated AGM Battery $126.02

Protection for the Yamaha WR450F

Polisport Plastic — Yamaha WR-450F (2012-2015)Polisport Plastic — Yamaha WR-450F (2012-2015) $93.99 Chain Roller — 43-24mmChain Roller — 43-24mm $21.73 Chain Roller — 34-24mm — 5 Makes — (PN 79-5008)Chain Roller — 34-24mm — 5 Makes — (PN 79-5008) $21.33

Maintenance for the Yamaha WR450F

Twin Air Standard Air Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450FTwin Air Standard Air Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450F $29.08 Twin Air Pre-Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450F (2003-2015)Twin Air Pre-Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450F (2003-2015) $21.99 Twin Air Standard Air Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450FTwin Air Standard Air Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450F $36.99 Twin Air Standard Air Filter — Yamaha WR 250F (2015-2019), Yamaha WR 450FTwin Air Standard Air Filter — Yamaha WR 250F (2015-2019), Yamaha WR 450F $29.08 Twin Air Standard Air Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450FTwin Air Standard Air Filter — Yamaha WR 250F (2003-2014), Yamaha WR 450F $36.99 Twin Air Standard Air Filter — Yamaha WR 250F (2015-2019), Yamaha WR 450FTwin Air Standard Air Filter — Yamaha WR 250F (2015-2019), Yamaha WR 450F $36.99 Twin Air Standard Air Filter — Yamaha WR 250F (2015-2019), Yamaha WR 450FTwin Air Standard Air Filter — Yamaha WR 250F (2015-2019), Yamaha WR 450F $36.99 Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310 $29.08 Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310 $36.99 Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310 $36.99 Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310Twin Air Standard Air Filter — Fantic XEF 250 (2021-2025), Fantic XEF 310 $36.99 Twin Air Standard Air Filter — Fantic XXF 250 (2025-2026), Fantic XXF 450Twin 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 450Twin Air Standard Air Filter — Fantic XXF 250 (2025-2026), Fantic XXF 450 $36.99 Hiflofiltro Oil Filter — HF140Hiflofiltro Oil Filter — HF140 $4.78 Hiflofiltro Oil Filter — HF141Hiflofiltro Oil Filter — HF141 $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 WR450F, tell us. Accuracy is the whole point.