1985-1986 Yamaha Tri-Z 250 Repair Service Manual



Covers: 1985-1986 Yamaha Tri-Z 250 (YTZ250)
Pages: 293 total
Format: PDF
File size: 40mb
Compatibility: Windows/Mac/Tablet/Smartphone

Comprehensive PDF service manual for maintaining and repairing your 1985-1986 Yamaha Tri-Z 250. This manual equips you with all essential OEM instructions for any repair task your ATV may need. Trusted by professional technicians, it’s your go-to resource for diagnosing and fixing issues efficiently. From routine tune-ups and brake servicing to detailed engine and transmission disassembly, this manual delivers the information needed to keep your ATV running.

Download includes two PDF manuals to cover YTZ250N and YTZ250S models.


  • General Information
  • Identification
  • Specifications
  • Inspection
  • Adjustments
  • Maintenance
  • Engine Overhaul
  • Carburetor
  • Clutch
  • Transmission
  • Tuning
  • Wheels
  • Brakes
  • Fork
  • Steering
  • Shock
  • Swingarm
  • Drive Chain
  • Ignition System
  • Lighting
  • Signals
  • Troubleshooting Charts
  • Wiring Diagram
  • Cable Routing
  • And More!


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