This manual covers a comprehensive range of 4-stroke motorcycles, including the 250 EXC, 400 EXC, 450 EXC, 520 EXC, 525 EXC, 540 EXC, 560 EXC, and 610 EXC, along with their respective MXC, SMR, SX, and SXS variants produced between 2000 and 2006. The brand is renowned for its 'Ready to Race' philosophy, and these models embody that commitment to performance and off-road capability, drawing from a rich heritage in racing disciplines. These motorcycles are engineered for demanding environments, from dual-sport adventures to motocross tracks, reflecting the brand's focus on delivering high-performance, reliable machines.
This digital workshop manual provides extensive repair, service, and maintenance information crucial for owners, DIY mechanics, and professional technicians. It details procedures for engine systems, drivetrain, chassis, and electrical components, covering everything from routine maintenance and oil changes to complex engine rebuilding and diagnostic troubleshooting. The manual is designed to be a thorough resource, enabling users to effectively maintain and repair their motorcycles, ensuring optimal performance and longevity.
Model:
250 EXC, 400 EXC, 450 EXC, 520 EXC, 525 EXC, 540 EXC, 560 EXC, 610 EXC (and respective MXC, SMR, SX, SXS variants)
Years Covered:
2000, 2001, 2002, 2003, 2004, 2005, 2006
Product Type:
Digital Repair Manual
Target Audience:
KTM motorcycle owners, DIY mechanics, and professional service technicians.
Value Proposition:
Provides comprehensive technical data and repair procedures in an accessible digital format, offering a cost-effective alternative to physical manuals and professional service for many tasks.
Digital Accessibility:
Instant download allows immediate access to repair information, ideal for roadside or trailside troubleshooting.
Practicality:
Allows users to print specific pages, protecting the original digital file from dirt and grease common in workshop environments.
Overall Coverage:
Comprehensive repair, service, and maintenance for specified KTM 4-stroke EXC, MXC, SMR, SX, and SXS motorcycle models.
Estimated Page Count:
Extensive (Specific count not provided, but typical for comprehensive manuals covering multiple models and years).
Manual Type:
Workshop/Service/Repair Manual
Delivery Method:
Instant Download after Payment
Engine Systems:
Engine removal/installation, lubrication, cooling, fuel system, engine specifications, intake & exhaust.
Drivetrain Systems:
Transmission, drive chain, sprockets.
Chassis Systems:
Steering system, shocks, bodywork.
Electrical Systems:
Full electrical system diagnostics and repair.
Maintenance Procedures:
Routine maintenance, scheduled service, oil changes, filter replacements, lubrication.
Repair Procedures:
Engine rebuilding, transmission overhauls, suspension repairs, electrical fault finding, bodywork repairs.
Diagnostic Procedures:
Advanced troubleshooting for all major systems.
Depth Of Information:
Comprehensive, from basic maintenance to advanced repair and diagnostic procedures.
Print Readability:
High quality, designed for clear printing and on-screen viewing.
Binding:
N/A (Digital Download)
Paper Type:
N/A (Digital Download)
Text Searchability:
Likely searchable (standard for professional PDF manuals).
Loss Damage Policy:
Lifetime Protection Policy for replacement if lost or damaged.
Engine Configuration:
Single-cylinder, four-stroke (specific configurations vary by model displacement).
Displacements Covered:
250cc, 400cc, 450cc, 520cc, 525cc, 540cc, 560cc, 610cc.
Engine Type Variants:
LC4 (Liquid Cooled 4-stroke) is common across many of these displacements, though specific engine architectures may vary slightly.
Fuel Delivery System:
Primarily Carbureted (Keihin or Mikuni) for this era, though some later models within this range may have seen early fuel injection implementations.
Bore X Stroke:
Varies by displacement (e.g., 400/450cc models often share bore/stroke dimensions with variations in stroke or bore). Specific figures will be detailed within the manual.
Compression Ratio:
Varies by displacement and model year. Manual will specify for each variant.
Cooling Type:
Liquid-cooled.
Oil Type Recommendation:
Typically requires specific motorcycle-grade engine oil, often a semi-synthetic or fully synthetic 10W-40 or 10W-50. Manual will list exact specifications.
Transmission Type:
Constant mesh, sequential gearbox.
Clutch Type:
Wet multi-plate clutch.
Gear Ratios:
Specific gear ratios will be detailed within the manual for each model and displacement.
Final Drive:
Chain drive.
General Form Factor:
Dual-sport, Enduro, Motocross, Supermoto motorcycles.
Dry Weight:
Varies significantly by model and displacement. The manual will provide specific dry weight figures for each variant.
Wet Weight:
Varies. Manual will provide wet weight figures including necessary fluids.
Safety Standards:
While not typically subject to automotive crash ratings, the manual will cover safety precautions for operation and maintenance.
Braking System:
Hydraulic disc brakes front and rear. Manual will detail caliper, rotor, and master cylinder specifications and service.
Lighting System:
Headlight, taillight, brake lights, turn signals (where applicable for street-legal variants like EXC/SMR). Manual covers electrical system for these.
Infotainment Systems:
Not applicable (These are performance-oriented off-road/dual-sport motorcycles).
Rider Assistance Features:
Not applicable (Focus is on raw performance and rider control).
Connectivity Features:
Not applicable.
Oil Change Interval:
Typically every 1,000-1,500 km (600-900 miles) or annually, but varies by riding conditions. Manual will specify.
Air Filter Cleaning:
Frequent cleaning recommended, especially in dusty conditions. Manual provides detailed procedures.
Valve Clearance Check:
Typically every 5,000-10,000 km (3,000-6,000 miles). Manual will provide precise intervals and procedures.
Coolant Type:
Proprietary or standard motorcycle coolant mix (50/50 ethylene glycol and distilled water). Manual will specify.
Brake Fluid Type:
DOT 4 or DOT 5.1 brake fluid. Manual will specify.
Fork Oil Type And Level:
Specific suspension fork oil (e.g., Motorex, Bel-Ray) and precise fill levels are critical. Manual will detail.
Common Wear Items:
Clutch plates, chain and sprockets, wheel bearings, fork seals are common wear items. Manual provides guidance on inspection and replacement.
Engine Maintenance Focus:
Regular oil changes and air filter maintenance are crucial for longevity of these high-performance engines. Manual emphasizes this.
Ktm Heritage:
KTM is renowned for its 'Ready to Race' philosophy, focusing on off-road performance, endurance, and motocross racing heritage. These models reflect that focus.
Series Development:
The EXC, MXC, SX, and SMR lines represent KTM's evolution in dual-sport, cross-country, motocross, and supermoto categories, respectively. This manual covers a significant period of development for their four-stroke platforms.
Manufacturing Origin:
Primarily Austria.
Brand Awards:
KTM motorcycles have a strong history of awards in off-road racing disciplines (e.g., Dakar Rally, Enduro World Championship). This manual supports the maintenance of these championship-caliber machines.