The Suzuki LT-Z250, also known as the Quadsport 250, is a sport-oriented All-Terrain Vehicle (ATV) produced for the 2004 through 2009 model years. This model, including variants such as the LT-Z250K5 through LT-Z250K9, was designed for trail riding, recreational use, and light competition, emphasizing agility and rider comfort. Built upon a strong powersports heritage and motorcycle engineering expertise, the LT-Z250 offers a balance of performance and affordability, making it a competitive choice in its segment. It features a four-stroke, single-cylinder, liquid-cooled 246cc engine with a 5-speed manual transmission and electric start, providing a capable platform for various off-road adventures.
This comprehensive service and repair manual provides factory-level instructions for the Suzuki LT-Z250 ATV. It covers all major systems, including the engine, drive train, fuel, lubrication, chassis, and electrical systems, offering detailed procedures for disassembly, assembly, overhaul, tuning, maintenance, adjustments, inspections, and component replacement. The manual is designed to be a valuable resource for owners and technicians alike, offering systematic troubleshooting guidance for common issues, hundreds of diagrams and illustrations, and essential technical specifications. Its searchable format, complete with bookmarks and an index, ensures efficient access to information, facilitating effective maintenance and repair to keep the vehicle in optimal condition.
Model Variant:
Quadsport 250
Vehicle Type:
All-Terrain Vehicle (ATV)
Years Covered:
2004, 2005, 2006, 2007, 2008, 2009
Specific Model Codes:
LT-Z250, LT-Z250K5, LT-Z250K6, LT-Z250K7, LT-Z250K8, LT-Z250K9
Positioning:
Entry-level to mid-range sport ATV, known for its balance of performance, handling, and affordability.
Competitors:
Yamaha Warrior 350, Honda Recon/Rancher series (depending on feature set), Kawasaki Bayou/KFX series.
Design Philosophy:
Sport-oriented ATV designed for trail riding, recreational use, and light competition, emphasizing agility and rider comfort.
Ease Of Use:
Designed for ease of use, eliminating the need to 'dig through hundreds of pages' due to structured content and searchability.
Target Audience:
Suzuki LTZ250 owners seeking to perform maintenance, repairs, and understand their ATV's mechanical systems.
Primary Coverage:
Complete Factory Repair and Service
Secondary Coverage:
Maintenance, Troubleshooting, Diagnostics, Overhaul
Estimated Page Count:
Hundreds of pages (exact count not specified, but implied extensive)
Type:
Service and Repair Manual
Digital Features:
Searchable Text, Bookmarks, Sub-bookmarks, Index
Operating Systems:
Compatible with ALL Windows, ALL Mac, ALL Linux
Delivery Method:
Instant Download
Backup Option:
Burn to Backup CD (explicitly mentioned as a feature unlike competitors)
Print Ability:
Printable Pages
Major Systems:
Engine, Drive Train, Fuel System, Lubrication System, Chassis, Electrical System
General Topics:
General Information, Periodic Maintenance, Servicing Information
Engine Procedures:
Disassembly, Assembly, Overhaul, Tuning
Maintenance Procedures:
Scheduled Maintenance, Lubrication, Adjustments, Inspections
Repair Procedures:
Component Repair, Component Replacement, Troubleshooting Steps
Depth:
Comprehensive factory-level repair instructions, suitable for both novice and experienced technicians.
Diagrams And Illustrations
Visual Content:
Hundreds of diagrams and detailed illustrations
Quality:
Improved Quality (Not a Scan)
Binding Type:
N/A (Digital PDF format, printable)
Paper Type:
N/A (Digital PDF format, printable)
Engine Type:
Four-stroke, Single-cylinder, DOHC, 4-valve
Displacement:
246 cc (exact displacement to be confirmed from deeper manual content, typical for this class)
Bore X Stroke:
Not specified in product info, but detailed in manual.
Cooling System:
Liquid-cooled
Ignition:
Electronic Ignition (CDI)
Horsepower:
Approximately 17-20 HP (estimated, varies by region and specific tuning)
Torque:
Not specified in product info, but detailed in manual.
Fuel Delivery:
Carburetor (likely Mikuni BSR33/34, to be confirmed in manual)
Fuel Type:
Unleaded Gasoline
Fuel Capacity:
Approximately 2.6 gal (9.8 L) (typical for the model, confirm in manual)
Oil Type:
SAE 10W-40 Motorcycle Oil (API SG or higher recommended, confirm specific grade in manual)
Oil Capacity:
Approximately 1.8 L (engine oil and clutch) when filter is changed (confirm in manual)
Type:
5-speed manual transmission with Reverse
Clutch Type:
Wet multi-plate clutch
Drive System:
2WD (Two-Wheel Drive)
Final Drive:
O-ring sealed chain
Fluid Type:
SAE 10W-40 Motorcycle Oil or equivalent (confirm in manual)
Length:
Approx. 1850 mm (72.8 in) (typical for the model, confirm in manual)
Width:
Approx. 1130 mm (44.5 in) (typical for the model, confirm in manual)
Height:
Approx. 1080 mm (42.5 in) (typical for the model, confirm in manual)
Dry Weight:
Approx. 185 kg (408 lbs) (typical for the model, confirm in manual)
Curb Weight:
Not specified, but manual will detail.
Payload Capacity:
Not specified, but manual will detail.
Front Tire Size:
AT 22x7-10 (typical, confirm in manual)
Rear Tire Size:
AT 20x10-9 (typical, confirm in manual)
Wheel Bolt Pattern:
4/110 (typical for Suzuki ATVs, confirm in manual)
Crash Safety:
ATVs are not subject to the same passenger vehicle crash testing standards. Safety is primarily rider-dependent and vehicle design.
Braking System:
Hydraulic disc brakes front and rear (details on master cylinders, calipers, and rotor sizes in manual)
Parking Brake:
Yes (typically hand-operated or foot-operated, detailed in manual)
Frame Construction:
Steel-tube frame for rigidity and durability.
Guidelines:
Manual emphasizes wearing appropriate safety gear (helmet, goggles, gloves, boots, long pants, long sleeves) and following safe riding practices.
Infotainment System:
N/A (No advanced infotainment systems on this model; focus is on mechanical and electrical systems.)
Assistance Features:
N/A (No electronic driver assistance features.)
ECU Functionality:
Basic electronic control unit (ECU) managing ignition timing and potentially fuel injection parameters if applicable (though likely carbureted). Manual covers ECU diagnostics.
Oil Change Interval:
Every 1,000 km or 6 months, whichever comes first (typical, specific recommendation in manual).
Air Filter Cleaning:
Recommended every 500 km or more frequently in dusty conditions (detailed procedure in manual).
Spark Plug Check:
Recommended every 1,000 km (recommendation for type and gap in manual).
Valve Clearance Check:
Recommended every 4,000 km or 2 years (critical procedure detailed in manual).
Engine Oil Viscosity:
SAE 10W-40 API SG or higher (confirm specific Suzuki recommendation in manual).
Coolant Type:
Suzuki Long Life Coolant or equivalent mixture (50/50 ethylene glycol and distilled water) - confirm ratio and capacity in manual.
Brake Fluid Type:
DOT 4 recommended (confirm in manual).
Common Wear Items:
Clutch wear, chain and sprocket wear, carburetor jetting issues (especially with modifications or ethanol fuels), suspension bushings.
Electrical System Points:
Starter motor reliability, stator output (manual will provide testing procedures).
Diagnostic Approach:
The manual provides systematic troubleshooting charts for common starting, running, and electrical problems.
Heritage:
Suzuki has a long and successful history in powersports, particularly with ATVs, building on their motorcycle engineering expertise.
Predecessors:
The LT-Z250 built upon the success of Suzuki's earlier 250cc models and was positioned to compete in the growing sport ATV segment.
Successor Impact:
While not a direct successor in name, the LT-Z250 contributed to Suzuki's line of capable sport ATVs that continued to evolve in the market.
Production Years:
2004-2009
Industry Recognition:
While specific awards for the LTZ250 aren't highlighted, Suzuki's ATVs are consistently recognized for performance and reliability in their class.
