1985-1987 Honda TRX250 Fourtrax ATV Service Manual

Technical reference covering Honda TRX250 Fourtrax models from 1985-1987, detailing all aspects of maintenance, repair, and specifications. Part number C4085-91017.

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Document Details

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Document Number / Seller:
29494 / Andrew Crawford
File Size:
31.71 MB
File Type:
PDF
Language:
English
Pages:
233
Printable:
Yes
Category:
ATV
Last updated / verified
Dec 23, 2025

Models Covered & Key Technical Specifications

Honda TRX250 Fourtrax ATV Service Manual: Honda TRX250 Fourtrax 1985-1987 - Comprehensive Service Manual Information-Suite

System-Coverage: 1985-1987 Honda TRX250 Fourtrax // Conceptual-Layout: ATV / Engine Logic // Conceptual-Layout: Complete Repair Procedures. Performance-Element Diagnostic-Logic Validation-Data
Engine Dry Weight 46.3 kg (102 lbs) Standard Operation
Engine Oil Capacity 2.5 lit (2.6 US qt, 2.2 imp qt) Post-Disassembly Filling
Torque Values Standard Specifications Component Securing Data
Tools List Specialized Equipment Maintenance Procedures
Troubleshooting Guide Common Issues Resolution Pathways
Specifications Technical Data Performance Parameters

Repair procedures are structured around the primary systems of the ATV, including engine, chassis, and electrical components. This manual provides detailed information on inspection, maintenance, and repair for all major assemblies, ensuring optimal performance and longevity of your Honda TRX250 Fourtrax.

Hydraulic schematics are included for the brake systems, detailing fluid flow and component relationships.

Steering component information is provided for the entire steering assembly, from the handlebars to the front wheel.

Inspection guidelines are provided for critical wear items like brake shoes and tire tread depth.

Alignment specifications are included for the front wheel toe-in and camber, crucial for handling stability.

Reference data is included for all crucial torque values, ensuring proper component assembly and sealing.

This manual documents torque specifications for crucial engine and chassis components to ensure proper flange face sealing and structural integrity.

Professional Workshop Service Manual & Technical Specifications

Honda TRX250 Fourtrax ATV Service Manual: Honda TRX250 Fourtrax 1985-1987 - Comprehensive Service Manual Information-Suite

System-Coverage: 1985-1987 Honda TRX250 Fourtrax // Conceptual-Layout: ATV / Engine Logic // Conceptual-Layout: Complete Repair Procedures.

Performance-Element Diagnostic-Logic Validation-Data
Engine Dry Weight 46.3 kg (102 lbs) Standard Operation
Engine Oil Capacity 2.5 lit (2.6 US qt, 2.2 imp qt) Post-Disassembly Filling
Torque Values Standard Specifications Component Securing Data
Tools List Specialized Equipment Maintenance Procedures
Troubleshooting Guide Common Issues Resolution Pathways
Specifications Technical Data Performance Parameters

Repair procedures are structured around the primary systems of the ATV, including engine, chassis, and electrical components. This manual provides detailed information on inspection, maintenance, and repair for all major assemblies, ensuring optimal performance and longevity of your Honda TRX250 Fourtrax.

Hydraulic schematics are included for the brake systems, detailing fluid flow and component relationships.

Steering component information is provided for the entire steering assembly, from the handlebars to the front wheel.

Inspection guidelines are provided for critical wear items like brake shoes and tire tread depth.

Alignment specifications are included for the front wheel toe-in and camber, crucial for handling stability.

Reference data is included for all crucial torque values, ensuring proper component assembly and sealing.

This manual documents torque specifications for crucial engine and chassis components to ensure proper flange face sealing and structural integrity.

FAQ

Reference the **specified** tool requirements for suspension adjustments. keyboard_arrow_down

07959-3290001 is the recommended shock absorber compressor tool for precise adjustments.

What are the **essential** electrical values for ignition timing? keyboard_arrow_down

10° BTDC at initial setting and 31° BTDC at 3,500 RPM are the specified ignition timing values.

Specify the **correct** calibration settings for carburetor idle speed. keyboard_arrow_down

1,400 ± 100 RPM is the calibrated idle speed for the carburetor.

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Reviews (2)

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Rated 4 out of 5 stars
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This manual is a lifesaver! The download was quick and hassle-free, and the instructions are clear and detailed. I was able to tackle repairs I never thought I could handle. Highly recommend!