Vehicle Segment:
Large-displacement dual-sport/adventure motorcycle.
Target Audience:
Adventure riders, touring enthusiasts, off-road explorers, and DIY mechanics maintaining or restoring the KTM 990 Adventure S.
Comparative Models:
BMW R1200GS, Honda Africa Twin, Yamaha Ténéré, Suzuki V-Strom, Triumph Tiger.
Manual Advantage 1:
Provides precise OEM part numbers essential for accurate ordering and ensuring component compatibility.
Manual Advantage 2:
Detailed exploded diagrams offer invaluable visual reference for complex assemblies and component relationships.
Manual Advantage 3:
Enables efficient diagnosis and identification of worn or damaged parts during maintenance.
Primary Coverage:
Illustrated exploded parts diagrams and part numbers for all components of the 2008 KTM 990 Adventure S.
Secondary Coverage:
Component identification for disassembly, repair, and assembly.
Estimated Page Count:
Varies based on specific OEM publication, typically 300-500 pages for comprehensive parts catalogs of this era and model complexity.
Function:
Reference for identifying and ordering replacement parts.
Language:
English (typical for OEM manuals of this product)
Format:
Printed (as implied by sales context, potentially available digitally)
Engine And Powertrain:
Engine components, cylinder heads, pistons, crankshaft, lubrication system, cooling system, fuel injection system (throttle bodies, injectors), exhaust system.
Chassis And Frame:
Frame, subframe, swingarm, linkages, footpegs, passenger footpegs, engine mounting hardware.
Suspension:
Front forks (WP components), triple clamps, steering head bearings, rear shock absorber (WP components), linkage components.
Brakes:
Front brake calipers (Brembo), brake discs, master cylinders, brake lines, rear brake caliper, brake pedal, associated hardware.
Wheels And Tires:
Front wheel assembly, rear wheel assembly, spokes, nipples, hubs, Cush drive, tire mounting hardware.
Electrical System:
Wiring harness components, battery, starter motor, alternator, ignition system components, lighting (headlight, taillight, indicators), instrument panel, switches, relays, fuses.
Fuel System:
Fuel tank, fuel pump, fuel filter, fuel lines, fuel injection system components.
Bodywork And Fairings:
Front fairing, side panels, tank shrouds, seat, seat subframe, tail section, fenders, windshield, handguards, skid plate.
Controls:
Handlebars, throttle assembly, clutch lever and perch, brake lever and perch, control cables, gear shift lever, rear brake pedal.
Accessories And Options:
Mounting hardware for optional accessories, saddlebag supports, luggage racks.
Disassembly Guidance:
Visual aid for understanding the order and arrangement of components during disassembly.
Assembly Guidance:
Visual aid for understanding the correct placement and order of components during reassembly.
Part Identification:
Clear identification of every individual part and its corresponding OEM part number.
Repair Reference:
Facilitates part identification for repairs, allowing technicians to source correct replacement items.
Depth:
Component-level detail, focusing on the identification and sourcing of parts rather than step-by-step repair instructions.
Application:
Ideal for parts identification, ordering, and visual confirmation during maintenance and repair activities.
Engine Type:
Liquid-cooled, four-stroke, V-twin (90° V-angle)
Bore X Stroke:
98 x 66 mm
Valve Train:
DOHC, 4 valves per cylinder
Horsepower:
Approx. 115 HP @ 9000 RPM
Torque:
Approx. 98 Nm (72 lb-ft) @ 7000 RPM
Fuel Delivery:
Electronic Fuel Injection (EFI) with dual throttle bodies
Fuel Type:
Unleaded gasoline, minimum 95 octane (RON)
Oil Capacity:
Approx. 2.2 Liters (0.58 US gal) with filter change
Coolant Type:
Ethylene glycol-based coolant with corrosion inhibitors (e.g., Motorex Coolant M3.0 or equivalent)
Coolant Capacity:
Approx. 1.6 Liters (0.42 US gal)
Transmission Type:
6-speed, claw-shifted, constant mesh
Clutch Type:
Hydraulically operated, wet multi-plate clutch
Final Drive:
X-ring chain drive
Transmission Oil Type:
SAE 10W-50 motorcycle specific engine oil or specialized transmission oil
Transmission Oil Capacity:
Approx. 0.8 Liters (0.21 US gal) for gearbox
Length:
Approx. 2220 mm (87.4 in)
Width:
Approx. 880 mm (34.6 in) (without mirrors)
Height:
Approx. 1470 mm (57.9 in) (seat height)
Dry Weight:
Approx. 195 kg (430 lbs)
Wet Weight:
Approx. 210 kg (463 lbs) (estimated, with full fluids)
Max Payload:
Approx. 210 kg (463 lbs) (rider and luggage)
Fuel Tank Capacity:
20 Liters (5.3 US gal), including a 3.5 Liter (0.9 US gal) reserve
Front Suspension Travel:
265 mm (10.4 in)
Rear Suspension Travel:
265 mm (10.4 in)
Front Tire Size:
90/90-21
Rear Tire Size:
140/80-18
Front Wheel Type:
Spoked, 21 x 1.85 inches
Rear Wheel Type:
Spoked, 18 x 4.25 inches
Braking System:
Dual front discs with radial-mount Brembo calipers, single rear disc with Brembo caliper.
Optional ABS:
Available with ABS (switchable)
ABS Functionality:
Provides anti-lock braking to prevent wheel lock-up, especially beneficial on varied surfaces. Can be deactivated for off-road use.
Lighting:
Halogen headlight, LED taillight, amber incandescent turn signals.
Handguards:
Standard integrated handguards for wind and debris protection.
Instrument Panel:
Digital display with analog tachometer, providing speed, RPM, fuel level, gear position, odometer, trip meters, clock, and warning lights.
ABS Option:
Optional switchable ABS system, a key technological feature for road and off-road safety.
Diagnostic Ports:
OBD-II diagnostic port for engine management system data access (requires appropriate interface).
Oil And Filter Change:
Recommended every 7,500 km (4,660 miles) or 12 months, whichever comes first.
Valve Clearance Check:
Recommended every 15,000 km (9,320 miles).
Air Filter Cleaning:
Frequent cleaning recommended, especially in dusty conditions, typically every 5,000-7,500 km.
Spark Plug Replacement:
Recommended every 15,000 km (9,320 miles).
Engine Oil:
KTM recommends Motorex Power Synt 4T 10W/50 or equivalent API SG, JASO MA certified synthetic oil.
Brake Fluid:
DOT 4 brake fluid.
Fuel Pump Reliability:
Early models could experience fuel pump issues; later revisions and aftermarket upgrades are common. This manual helps identify correct part numbers for replacement.
Water Pump Seal:
Occasionally reported leaks from the water pump seal, necessitating replacement of seals and potentially bearings.
Starter Clutch:
Some riders have reported wear or failure of the starter clutch mechanism over time. The manual details all components for diagnosis.
Rear Shock ABSorber:
While robust, the WP rear shock may require servicing or rebuild after high mileage or hard use. The parts manual is crucial for sourcing rebuild kits and components.
Manufacturer:
KTM Sportmotorcycle AG, Austria.
Heritage Focus:
Renowned for its off-road racing heritage, transitioning successfully into street-legal performance motorcycles.
Predecessor:
KTM 950 Adventure (released 2003).
990 Adventure Series:
Introduced in 2006, featuring an increased displacement 999cc engine over the 950, with improved fuel injection and power delivery.
990 Adventure S Variant:
The 'S' model typically designates a sportier or more off-road oriented version, often featuring longer travel suspension, revised ergonomics, and sometimes higher ground clearance compared to the standard 'Adventure' model.
Production Period For 2008:
Manufactured for the 2008 model year.
