Update: Our Privacy Policy has recently been updated on June 11, 2026.

We use cookies and similar technologies to provide a premium shopping experience. By pressing continue, you acknowledge the use of these technologies. Learn More

1980 YAMAHA DT125 Parts & Accessories

Fits Your Machine

Displaying parts for your 1980 YAMAHA DT125

Change or remove machine

See stock sizes for this machine

  • Front Tire:2.75x21
  • Rear Tire:3.50x18
  • Front Sprocket:14 Tooth
  • Rear Sprocket:49 Tooth
  • Chain:428x118
  • Spark Plug:B8ES
For reference only. Please consult your owner's manual to confirm manufacturer specs.
NGK Resistor Sparkplug$1.99 to – $5.99
★★★★★Rated 4.92 out of five stars.
Pro Honda GN4 4-Stroke Motor Oil$8.79 to – $37.99
★★★★★Rated 4.95 out of five stars.
NGK Iridium Sparkplug$10.99
★★★★★Rated 4.89 out of five stars.
JT Front Sprocket$6.99
★★★★★Rated 4.85 out of five stars.
Tusk First Line Gloss Coat$7.99
★★★★★Rated 4.80 out of five stars.
Tusk First Line Foam Air Filter Oil$7.99
★★★★★Rated 5.00 out of five stars.
Primary Drive Front Sprocket$6.99
★★★★★Rated 4.79 out of five stars.
Tusk Tach/Hour Meter$22.99 to – $32.98
★★★★⯪Rated 4.57 out of five stars.
Tusk JIS Screwdriver Set$17.99
★★★★★Rated 5.00 out of five stars.
Tusk Wheel Bearing and Seal Kit$17.99
★★★★⯪Rated 4.65 out of five stars.
Primary Drive 520 ORH Gold X-Ring Chain$88.99
★★★★★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$90.99
★★★★★Rated 4.74 out of five stars.
Tusk First Line Contact Cleaner$7.99
★★★★★Rated 4.91 out of five stars.
Rocky Mountain ATV/MC Logo Sticker$0.29
★★★★★Rated 4.90 out of five stars.
Tusk Grip Glue$1.89 to – $16.90
★★★★★Rated 4.79 out of five stars.
Maxima SC1 Clear Coat$12.58 to – $150.96
★★★★★Rated 4.91 out of five stars.
Motorex Cross Power Full Synthetic 2T 2-Stroke Oil$22.88 to – $79.88
★★★★★Rated 4.96 out of five stars.
Tusk Tire Iron Kit$24.99
★★★★★Rated 4.87 out of five stars.
All Balls Wheel Bearing Kit$21.80
★★★★⯪Rated 4.52 out of five stars.
Bel-Ray Gear Saver Transmission Oil$12.88
★★★★★Rated 4.87 out of five stars.
Tusk Clutch Holding Tool$17.99
★★★★⯪Rated 4.47 out of five stars.
Engine Ice Hi-Performance Motorcycle Coolant + Antifreeze$29.99
★★★★★Rated 4.79 out of five stars.
Maxima Fork Oil$8.99 to – $12.88
★★★★★Rated 5.00 out of five stars.
Maxima Racing Fork Fluid$13.88
★★★★★Rated 4.83 out of five stars.
Motorex Top Speed 4T$16.88 to – $54.88
★★★★★Rated 4.78 out of five stars.
Tusk First Line Synthetic Chain Lube$8.88
★★★★★Rated 4.74 out of five stars.
Maxima Pro Plus Full Synthetic Race Grade 4-Stroke Oil$13.99 to – $49.99
★★★★★Rated 4.96 out of five stars.
Maxima MTL Transmission Fluid$10.99
★★★★★Rated 4.84 out of five stars.
Tusk Measuring Cup with Lid$6.99
★★★★★Rated 4.93 out of five stars.
Yamalube Hi-Performance Full Synthetic 4T Engine Oil$14.99 to – $46.99
★★★★★Rated 4.96 out of five stars.
Tusk Motorcycle Tire Bead Tool$8.49
★★★★★Rated 4.76 out of five stars.
Yamalube Performance All Purpose 4T Engine Oil$10.99 to – $32.99
★★★★★Rated 4.87 out of five stars.
Motorex Cross Power 4T Motor Oil$18.88 to – $19.88
★★★★★Rated 4.86 out of five stars.
Tusk First Line Foam Air Filter Cleaner$7.99
★★★★★Rated 4.86 out of five stars.
NGK G-Rated Sparkplug$6.99
★★★★★Rated 4.87 out of five stars.
Maxima Chain Guard$8.99 to – $12.88
★★★★⯪Rated 4.62 out of five stars.
Tusk Tapered Feeler Gauge Set$6.99
★★★★★Rated 4.80 out of five stars.
Tusk Quick Release Flag Pole Holder$11.88
★★★★★Rated 4.73 out of five stars.
ProTaper Pillow Top MX Grips$13.99 to – $14.99
★★★★★Rated 4.73 out of five stars.
Tusk Fuel Line$6.99 to – $7.99
★★★★⯪Rated 4.60 out of five stars.
Maxima Foam Air Filter Oil$8.99
★★★★★Rated 4.82 out of five stars.
Tusk Chain Brush$5.99
★★★★★Rated 4.85 out of five stars.
Tusk Carburetor Vent Line$5.99
★★★★⯪Rated 4.58 out of five stars.
Tusk Counter Shaft Seal Kit$17.99
★★★★⯪Rated 4.60 out of five stars.
Bel-Ray High Performance Fork Oil$15.88
★★★★★Rated 4.89 out of five stars.
Tusk MX Grips$6.99
★★★★⯪Rated 4.54 out of five stars.
Tusk D-Flex Pro Handguards$74.99
★★★★⯪Rated 4.56 out of five stars.
Tusk Brake Shoe - Carbon$14.99
★★★★⯪Rated 4.51 out of five stars.
Pro Honda HP Transmission Oil$10.99
★★★★★Rated 4.94 out of five stars.
Maxima Premium 4-Stroke Oil$10.99
★★★★★Rated 4.86 out of five stars.
Tusk Traverse Pannier Bags$138.99
★★★★★Rated 4.83 out of five stars.
RM Cash ProgramParts Finder