Market Segment:
Entry-level to mid-range utility ATVs, popular for recreational riding and light work.
Key Competitors:
Honda FourTrax, Yamaha Moto-4, Kawasaki Bayou, Polaris Trail Boss (during the respective production years).
Distinctive Attributes:
Reliable single-cylinder engine, robust chassis, capable 4WD (on King Quad models), comfortable seating position, user-friendly operation.
Diy Savings:
Enables owners to perform routine maintenance and complex repairs, significantly reducing dealership labor costs.
Accessibility:
Downloadable format provides instant access and allows printing of specific sections for use in the workshop or garage.
Coverage Years:
1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Model Variants Covered:
All models, engines, trim levels, and transmission types within the specified years.
Estimated Page Count:
Likely 400-700 pages (typical for comprehensive workshop manuals covering multiple years).
Manual Type:
Complete Workshop Service Repair Manual
Engine Systems:
Engine disassembly, assembly, inspection, diagnostics, cooling system, lubrication system, fuel system (carburetion), ignition system, exhaust system, starting system, charging system (alternator/stator).
Transmission Drivetrain Systems:
Transmission operation, disassembly, assembly, lubrication, clutch operation and service, drive shaft, differential, final drive, 4WD system (if applicable to specific models within the range).
Chassis Suspension Steering:
Frame inspection and repair, front suspension (A-arms, shocks, steering knuckles), rear suspension (swingarm, shocks), steering system (handlebars, tie rods, steering shaft), wheels and tires, wheel bearings.
Braking Systems:
Front and rear brake system operation, brake pad replacement, brake caliper service, brake fluid replacement, brake line inspection, brake lever/pedal adjustment.
Electrical Systems:
Wiring diagrams, lighting system (headlights, taillights, indicators), ignition switch, battery, fuses, relays, instrument cluster, starter motor, alternator, CDI unit, troubleshooting electrical faults.
Bodywork Plastics:
Fender removal and installation, seat removal, fuel tank removal and installation, body panel repairs and replacement.
Maintenance Procedures:
Oil changes, filter replacements, spark plug service, air filter cleaning/replacement, valve clearance adjustment, chain adjustment (if applicable), battery maintenance, lubrication points.
Repair Procedures:
Engine rebuilds, transmission overhaul, suspension component replacement, brake caliper rebuild, electrical component troubleshooting and replacement, carburetor tuning and repair.
Troubleshooting Diagnostics:
Step-by-step diagnostic guides for common issues, error code interpretation (if applicable), symptom-based troubleshooting charts.
Technical Specifications:
Torque specifications for all fasteners, engine clearances, fluid capacities, electrical resistance values, timing specifications.
Depth Of Coverage:
Comprehensive from basic maintenance to complete engine and transmission overhauls, including detailed diagnostics and component-level repair.
Engine Type:
Four-stroke, SOHC, single-cylinder
Displacement:
249cc (for the 250 designation, later variants might have slight variations or be referred to as 280 due to marketing or minor engine tweaks).
Horsepower Estimate:
Approximately 16-20 HP (varies slightly by year and specific tune).
Torque Estimate:
Approximately 14-16 lb-ft (varies slightly).
Carburetor Type:
Mikuni (typically VM series, e.g., VM32SS or similar).
Cooling Method:
Air-cooled (some later models might have oil cooling enhancements).
Ignition Type:
CDI (Capacitor Discharge Ignition)
Engine Oil Type:
API SE, SF, SG or higher, SAE 10W-40 or 10W-50 (consult manual for exact spec).
Engine Oil Capacity:
Approximately 1.5 - 1.8 Liters (1.6 - 1.9 US Quarts) with filter change (verify in manual).
Transmission Type:
5-speed manual with automatic clutch (or semi-automatic).
Transmission Variants:
Some models might have offered a low-range gear or different gear ratios depending on trim. Check specific year/model.
Drive System:
2WD or selectable 4WD (King Quad models).
Transmission Oil Type:
API GL-4 SAE 80W-90 Gear Oil (check manual for specific Suzuki recommendation).
Transmission Oil Capacity:
Approx. 0.6 - 0.8 Liters (0.6 - 0.85 US Quarts) (verify in manual).
Length:
Approx. 74.2 - 77.0 inches (1885 - 1955 mm) (varies by year and specific model).
Width:
Approx. 41.3 - 42.7 inches (1050 - 1085 mm) (varies by year and specific model).
Height:
Approx. 42.7 - 45.5 inches (1085 - 1155 mm) (varies by year and specific model).
Dry Weight:
Approx. 430 - 470 lbs (195 - 213 kg) (varies by year and specific model).
Gross Vehicle Weight Rating Gvwr:
Check manual; typically around 800-900 lbs.
Front Tire Size:
Typically 25x8-12 or 25x8-11.
Rear Tire Size:
Typically 25x10-12 or 25x10-11.
Wheel Bolt Pattern:
Typically 4x110mm.
Engine Oil Change Interval:
Typically every 3 months or 1000 miles / 1600 km, or as per manual's recommendation based on usage.
Air Filter Cleaning Interval:
Monthly or every 500 miles / 800 km, more frequently in dusty conditions.
Spark Plug Replacement Interval:
Check manual; typically every 3000-5000 miles / 4800-8000 km, or at first service and then inspect regularly.
Valve Clearance Check Interval:
Initial check at 600 miles / 1000 km, then typically every 3000 miles / 5000 km or as per manual.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (verify in manual).
Coolant Type:
N/A (Air-cooled engine)
Common Wear Items:
Brake pads, wheel bearings, tie rod ends, drive shafts (especially U-joints if applicable), carburetor jets due to ethanol fuels.
Potential Carburetor Problems:
Clogging due to fuel deposits, pilot circuit issues causing rough idling or stalling.
Oil Filter Part Number:
e.g., Suzuki 16510-03G00 or equivalent (verify specific model year).
Air Filter Part Number:
e.g., Suzuki 13781-19B00 or equivalent (verify specific model year).
Suzuki Atv Legacy:
Suzuki has a long history in ATV development, pioneering many features and technologies. The Quad Runner and King Quad lines were foundational to the brand's success in the segment.
Quad Runner To King Quad:
The Quad Runner 250 evolved into the King Quad nameplate, signifying enhanced features and capability, particularly with the introduction of 4WD and more rugged styling.
Manufacturing Location:
Likely manufactured in Japan or potentially through Suzuki's international production facilities.
Market Impact:
The King Quad 250 was a strong contender in the 2x4 and 4x4 utility ATV market, known for its durability and value.