Target Audience:
Motocross racers and off-road riders, from club-level competitors to professional teams
Segment:
Competition motocross two-stroke
Key Advantage:
Suzuki's version of the 250 two-stroke class, competing directly with the Yamaha YZ250, Honda CR250R and Kawasaki KX250, known for strong mid-range hit and refined chassis
Serviceability:
Simple two-stroke layout with minimal electronics makes home wrenching straightforward
Engine:
249cc liquid-cooled two-stroke with crankcase reed valve (KADET) induction
Chassis:
Aluminum-alloy perimeter frame with Showa inverted front fork and rear monoshock
Delivery:
Instant download on completion of payment
Printing:
All pages printable
Manual Type:
Complete factory-level service and repair manual
Coverage:
Every single detail - repair, maintenance, rebuild, refurbish or restore
Content:
Step-by-step instructions with detailed illustrations, diagrams, wiring schematics and specifications
Engine:
Complete teardown, inspection and rebuild of the two-stroke engine
Cooling System:
Radiator, pump, hoses and coolant service
Fuel / Carburetion:
Carburetor disassembly, jetting and tuning
Ignition:
CDI unit, stator, spark plug and timing checks
Lubrication:
Premix ratios and crankshaft lubrication
Exhaust:
Expansion chamber and silencer service, spring replacement
Clutch:
Clutch removal, plate inspection and adjustment
Transmission:
Gearbox overhaul and shift mechanism
Front Suspension:
Inverted fork disassembly, oil change, spring rate and settings
Rear Suspension:
Shock absorber service, linkage bearings and sag setup
Brakes:
Front and rear disc brake service, pad and fluid replacement
Wheels / Tires:
Spoke truing, bearing replacement, tire changing
Steering:
Steering stem bearings and handlebar alignment
Electrical:
Wiring schematics and component testing
Frame / Body:
Frame inspection, plastics, seat and control levers
Torque Specs:
Full torque specification tables for every fastener
Diagnostics:
Troubleshooting charts and diagnostic procedures
Technical Depth:
Factory workshop level, step-by-step with exploded diagrams
Parts Data:
Exploded views and part identification for reassembly
Specifications:
Complete wear limit and specification tables
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Type:
Single-cylinder two-stroke, liquid-cooled
Induction:
Crankcase reed valve
Lubrication:
Premix (fuel/oil mixture)
Carburetor:
Mikuni flat-slide carburetor
Ignition:
Capacitor discharge ignition (CDI)
Starting:
Primary kickstarter
Exact Power Output:
N/A - Suzuki does not publish rated output for competition models
Standard Transmission:
5-speed constant-mesh gearbox
Clutch:
Wet multi-plate, cable operated
Optional Transmission:
N/A - single factory gearbox specification
Features:
Close-ratio motocross gearing
Type:
Off-road motocross motorcycle
Wheelbase:
Approx. 1,480 mm (58.3 in) for this generation
Fuel Capacity:
Approx. 8 litres (2.1 US gal)
Curb Weight:
Approx. 98-102 kg (216-225 lb) depending on model year
Exact Figures:
N/A - confirm with your model year specification tables in the manual
Piston / Rings:
Inspect at regular top-end intervals typical of 250 two-strokes (frequent race use)
Engine Oil:
Transmission oil change at short intervals; premix lubricates engine
Coolant:
Check and replace per schedule in manual
Chain / Sprockets:
Clean, lube and adjust after every ride
Fuel / Oil Mix:
Premix ratio per factory recommendation (see manual tables)
Fork Oil:
Showa-spec fork oil, correct level and viscosity in manual
Wear Items:
Piston, rings, reeds, clutch plates, brake pads, chain and sprockets
Suspension:
Linkage and swingarm bearings need regular greasing
