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1986 YAMAHA YZ125 Parts & Accessories

Fits Your Machine

Displaying parts for your 1986 YAMAHA YZ125

Change or remove machine

See stock sizes for this machine

  • Front Tire:80/100X21
  • Rear Tire:100/100X18
  • Front Sprocket:13 Tooth
  • Rear Sprocket:50 Tooth
  • Chain:520X112
  • Spark Plug:B9EG
For reference only. Please consult your owner's manual to confirm manufacturer specs.

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

RM YouTube ChannelSUBSCRIBE
Tusk Clutch Lever$5.99
★★★★⯪Rated 4.54 out of five stars.
Tusk Brake Lever$7.99
★★★★⯪Rated 4.65 out of five stars.
NGK Iridium Sparkplug$10.99
★★★★★Rated 4.89 out of five stars.
Primary Drive Front Sprocket$8.99
★★★★★Rated 4.79 out of five stars.
Tusk Tach/Hour Meter$22.99 to – $32.98
★★★★⯪Rated 4.57 out of five stars.
JT Rear Steel Sprocket$26.99 to – $27.99
★★★★★Rated 4.74 out of five stars.
Tusk Wheel Bearing and Seal Kit$13.99 to – $22.99
★★★★⯪Rated 4.65 out of five stars.
Primary Drive 520 ORH Gold X-Ring Chain$4.99 to – $75.99
★★★★★Rated 4.67 out of five stars.
Tusk Front Sprocket$16.99
★★★★★Rated 4.91 out of five stars.
Tusk 520 Gold X-Ring Chain$4.99 to – $76.99
★★★★★Rated 4.74 out of five stars.
Tusk Fork and Dust Seal Kit$34.99
★★★★⯪Rated 4.33 out of five stars.
EBC Brake Pad - Sintered Metal "R" Series$38.60
★★★★⯪Rated 4.65 out of five stars.
Primary Drive Rear Steel Sprocket$21.99 to – $22.99
★★★★★Rated 4.73 out of five stars.
Tusk Handlebar Risers$19.99 to – $20.99
★★★★★Rated 4.78 out of five stars.
All Balls Wheel Bearing Kit$17.58 to – $28.61
★★★★⯪Rated 4.52 out of five stars.
Tusk 520 O-Ring Chain$4.99 to – $57.99
★★★★★Rated 4.80 out of five stars.
Tusk High Pressure Radiator Cap with Temperature Gauge$24.99
★★★★☆Rated 4.23 out of five stars.
NGK G-Rated Sparkplug$6.99
★★★★★Rated 4.87 out of five stars.
Tusk Flexible Cylinder Hone$44.99
★★★★★Rated 4.91 out of five stars.
Tusk Magnetic Drain Bolt$9.99
★★★★★Rated 4.73 out of five stars.
Tusk Swivel Exhaust Spring$2.99
★★★★★Rated 4.92 out of five stars.
Tusk Brake Shoe - Carbon$14.99
★★★★⯪Rated 4.51 out of five stars.
Tusk Fork Seal Driver$34.99
★★★★★Rated 4.92 out of five stars.
Tusk Spark Plug Wrench$8.99
★★★★★Rated 4.78 out of five stars.
Tusk Traverse Pannier Bags$99.99
★★★★★Rated 4.83 out of five stars.
Motion Pro Fork Seal Bullet$5.99
★★★★⯪Rated 4.51 out of five stars.
Tusk T-10 Aluminum 7/8" Handlebar$39.99
★★★★⯪Rated 4.45 out of five stars.
Tusk Lever Set$13.98
★★★★★Rated 5.00 out of five stars.
Tusk Steering Stem Bearing Kit$38.99
★★★★⯪Rated 4.66 out of five stars.
Tusk Kick Starter$74.99
★★★★★Rated 4.82 out of five stars.
Tusk Spoke Torque Wrench Kit$103.99
★★★★★Rated 4.71 out of five stars.
JT Racelite Aluminum Rear Sprocket$31.88 to – $33.88
★★★★★Rated 4.87 out of five stars.
Pivot Works Front Wheel Bearing Kit$26.88
★★★★★Rated 4.67 out of five stars.
Tusk Air Filter Sock$9.99
★★★★★Rated 5.00 out of five stars.
Primary Drive 520 ORM O-Ring Chain$4.99 to – $56.99
★★★★★Rated 4.76 out of five stars.
Primary Drive Chain Roller$10.99 to – $17.99
★★★★☆Rated 4.12 out of five stars.
Tusk Engine Kill Switch$9.99
★★★★⯪Rated 4.59 out of five stars.
Tusk Aluminum Tire Iron$16.99
★★★★⯪Rated 4.64 out of five stars.
Tusk 520 Gold Plated Race Chain$4.49 to – $62.99
★★★★★Rated 4.85 out of five stars.
Tusk Shock Bearing Kit$26.99
★★★★⯪Rated 4.43 out of five stars.
Tusk Fork Seals$16.99
★★★★★Rated 4.66 out of five stars.
Tusk Low-Profile Magnetic Drain Bolt$9.99
★★★★⯪Rated 4.62 out of five stars.
All Balls Steering Stem Bearing Kit$47.85
★★★★⯪Rated 4.61 out of five stars.
Motion Pro Throttle Tube$7.99
★★★★⯪Rated 4.62 out of five stars.
ProTaper SE 7/8" Handlebar$84.99 to – $87.99
★★★★★Rated 4.80 out of five stars.
Motion Pro Clutch Lever$15.99
★★★★⯪Rated 4.58 out of five stars.
DID 520 Chain$3.95 to – $65.62
★★★★☆Rated 4.14 out of five stars.
Tusk High Pressure Radiator Cap$15.99
★★★★★Rated 4.81 out of five stars.
Shock Sox Fork Seal Guards$23.95 to – $26.95
★★★★⯪Rated 4.34 out of five stars.
Primary Drive 520 ORH X-Ring Chain$4.99 to – $65.99
★★★★⯪Rated 4.65 out of five stars.
Flex-Hone Cylinder Ball-Hone$47.88
★★★★★Rated 4.93 out of five stars.
Motion Pro Brake Lever$15.99
★★★★⯪Rated 4.47 out of five stars.
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