2026 YAMAHA YZ125X Parts & Accessories

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Displaying parts for your 2026 YAMAHA YZ125X

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See stock sizes for this machine

  • Front Tire:80/100x21
  • Rear Tire:110/100x18
  • Front Sprocket:13 Tooth
  • Rear Sprocket:47 Tooth
  • Chain:520x114
  • Spark Plug:BR9EVX
  • Main jet:160
  • Pilot Jet:35
For reference only. Please consult your owner's manual to confirm manufacturer specs.

How To Rebuild the Top End on a Yamaha YZ125 & YZ125X

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Race Tech Shock Seal Head Setting Tool$54.99
★★★★★Rated 4.79 out of five stars.
Seat Concepts Seat Cover and Foam Kit$229.99
★★★★★Rated 4.70 out of five stars.
P3 Carbon Skid Plate Foam$12.95
★★★★⯪Rated 4.53 out of five stars.
Zeta Brake Line Clamp$20.66
★★★★⯪Rated 4.50 out of five stars.
Mika Metals Raw Series 1 1/8" Oversize Handlebars$117.88
★★★★☆Rated 4.25 out of five stars.
Yamaha GYTR Billet Brake Line Clamp$39.99
★★★★☆Rated 4.22 out of five stars.
D’Cor Visuals Complete Graphics Kit$149.95
★★★★☆Rated 4.20 out of five stars.
Ride Engineering Adjustable Performance/Lowering Linkage Arm$233.71
Lectron H-Series EVO Adjustable Carburetor$649.99
Race Tech Shock Rebound Separator Valve$69.99
T.M. Designworks SX Factory Edition Slide and Glide Kit$157.95
★★★★★Rated 4.92 out of five stars.
Pro X Fork Dust Seals$27.99
★★★★★Rated 4.86 out of five stars.
Outerwears Pre Filter for OEM Air Filter$26.99
★★★★★Rated 4.81 out of five stars.
ProTaper Profile Pro XPS Brake Lever$109.99
★★★★★Rated 4.71 out of five stars.
Tusk D-Flex Handguards with MX Shields and Turn Signals$66.99
★★★★★Rated 4.69 out of five stars.
Hammerhead Brake Pedal Replacement Large Aluminum Tip$42.29
★★★★★Rated 4.68 out of five stars.
Cycra Side Panels$34.88
★★★★★Rated 4.67 out of five stars.
Enduro Engineering Rear Axle Pull$19.95
★★★★⯪Rated 4.57 out of five stars.
Warp 9 Titanium Sprocket Bolt Set$56.99
★★★★☆Rated 4.31 out of five stars.
Outerwears Pre Filter for Twin Air - Air Filter$26.99
★★★★☆Rated 4.25 out of five stars.
Wheeler Whips Clamp On Motorcycle Flag Holder$33.88
★★★★☆Rated 3.80 out of five stars.
Warp 9 MX/Offroad 1 1/8" Tapped Handlebars$98.00
Yamaha OEM Fork Bushing Kit$46.78
RK 520XRE Chain$131.49
Luxon Billet Aluminum Ignition Cover$119.95
TORC1 Racing Defy Lock On Hot Lap MX Grips$26.59
★★★★★Rated 5.00 out of five stars.
Hinson Inner Clutch Hub$319.99
★★★★★Rated 5.00 out of five stars.
Trail Tech Kickstand Replacement Spring$10.99
★★★★★Rated 4.93 out of five stars.
Fasst Spoke Wrench Head$20.99
★★★★★Rated 4.90 out of five stars.
Yamaha GYTR Chain Guide$102.88
★★★★★Rated 4.86 out of five stars.
Tusk Billet Race Foot Pegs Replacement Tooth Kit$6.99
★★★★★Rated 4.79 out of five stars.
Motion Pro Fork Compression Valve Removal Tool$18.99
★★★★★Rated 4.75 out of five stars.
Motion Pro T-6 Combo Lever Set$89.99
★★★★★Rated 4.74 out of five stars.
DeVol X-Shot Holeshot System$116.99
★★★★★Rated 4.67 out of five stars.
Trail Tech Billet Vapor Speedometer Protector, Handlebar Clamp Mount$69.95
★★★★⯪Rated 4.47 out of five stars.
Rekluse Left Hand Rear Brake Kit$529.00
★★★★⯪Rated 4.46 out of five stars.
TORC1 Racing Vengeance V2 Flex Clutch Lever$71.24
★★★★☆Rated 4.30 out of five stars.
Fastway Evo Ext Foot Pegs$283.05
★★★★☆Rated 4.10 out of five stars.
Primary Drive Rear Chain Guide Replacement Rub Block$15.99
★★★★☆Rated 4.00 out of five stars.
All Balls Fork Dust Seals$19.50
★★★★☆Rated 4.00 out of five stars.
Ride Engineering Tach/Hour Meter with Bracket$39.95
★★★★☆Rated 4.00 out of five stars.
Yamaha OEM Clutch Lever$37.43
Yamaha OEM Throttle Cable$30.41
Factory Effex EVO Series Graphic Kit 2025$39.88
GBrakes Front Steel Braided Brake Line CR Style$69.00
Attack Graphics Renegade Swing Arm Decal$10.99
★★★★★Rated 5.00 out of five stars.
Race Tech Showa TAC / KYB Fork Cap Tool$39.88
★★★★★Rated 5.00 out of five stars.
Race Tech Nitrogen Gauge$143.99
★★★★★Rated 5.00 out of five stars.
Twin Air Billet Filter Bolt$33.88
★★★★★Rated 4.92 out of five stars.
Motion Pro Mini Hydraulic Brake Bleeder, Rear$34.99
★★★★★Rated 4.88 out of five stars.
Trail Tech Kickstand Replacement Pivot Bolt$14.95
★★★★★Rated 4.86 out of five stars.
Race Tech Shaft Holding Tool$69.99 to – $74.99
★★★★★Rated 4.67 out of five stars.
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