Category:
Naked Sportbike/Cruiser Hybrid
Segment Appeal:
Appeals to riders seeking unique Italian design, characterful V-twin power, and a blend of performance and relaxed riding
Key Competitors:
Ducati Monster series, Triumph Speed Triple, Aprilia Tuono V4
Engine Architecture:
Longitudinal 90-degree V-twin (traditional Moto Guzzi layout)
Power Delivery:
Known for strong torque from low RPMs, characterful engine vibration, and a distinctive exhaust note
Design Language:
Aggressive yet classic styling, muscular profile, single-sided swingarm, and iconic Guzzi beak fairing
Engine:
1151cc V-Twin, 4-stroke, 8-valve
Chassis:
Frame, suspension (front & rear), steering, wheels, brakes
Electrical System:
Ignition, lighting, instrumentation, starting, charging, EFI components
Fuel System:
Fuel injection system (throttle bodies, injectors, fuel pump, pressure regulator)
Transmission:
6-speed gearbox, final drive (cardan shaft)
Bodywork:
Body panels, fuel tank, seat, fenders, exhaust system
Approximate Pages:
Hundreds (exact number not specified, typical for comprehensive manuals)
Type:
Service and Repair Manual
Engine Mechanical:
Disassembly, inspection, assembly of cylinder heads, pistons, crankshaft, camshafts, valve train
Engine Management:
EFI system diagnostics, component testing, sensor readings, ECU functions
Clutch:
Dry clutch operation, maintenance, replacement
Brakes:
Brake system servicing, fluid replacement, caliper and master cylinder rebuild, ABS (if equipped)
Suspension:
Fork overhaul, rear shock absorber servicing, linkage maintenance
Electrical Diagnostics:
Wiring diagrams, fault finding, troubleshooting electrical issues
Routine Maintenance:
Oil changes, filter replacement, chain adjustment (if applicable), spark plug replacement, air filter cleaning/replacement
Engine Rebuild:
Complete engine overhaul procedures, including piston ring replacement, bearing checks, gasket replacement
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon faults
Component Replacement:
Detailed instructions for replacing individual parts and sub-assemblies
Specification Updates:
Information on torque values, clearances, fluid capacities, and electrical resistance/voltage checks
Depth:
Comprehensive, covering everything from basic maintenance to full engine and transmission rebuilds
Diagnostic Capability:
Advanced diagnostic procedures for electrical and mechanical systems, often including reference to diagnostic tools or scan data
Repair Methodology:
Detailed, illustrated step-by-step repair instructions
Engine Type:
Four-stroke, air-cooled, 90-degree V-twin
Displacement:
1151 cc (1.15 liters)
Bore X Stroke:
95 mm x 81.2 mm
Valvetrain:
Desmodromic, 8-valve (4 per cylinder)
Compression Ratio:
10.4 : 1 (typical for this generation)
Ignition System:
Electronic ignition with fuel injection
Horsepower Peak:
Approximately 100-105 HP (at crank, dependent on market and specific tuning)
Torque Peak:
Approximately 100-105 Nm (at crank, dependent on market and specific tuning)
Fuel Delivery:
Electronic Fuel Injection (EFI) with twin 50mm throttle bodies
Fuel Type:
Unleaded gasoline, minimum 95 RON
Fuel Tank Capacity:
15 liters (approx.)
Gearbox:
6-speed, constant mesh
Clutch:
Dry, single plate with hydraulic actuation
Final Drive:
Shaft drive (Cardan shaft) with bevel gear
Gear Ratios:
Specific ratios would be detailed in the manual, crucial for performance tuning and diagnostics
Transmission Fluid:
GL-4 or GL-5 hypoid gear oil for final drive, specific viscosity typically SAE 75W/90 or 80W/90
Length:
Approximately 2200 mm (varies slightly by year/spec)
Width:
Approximately 850 mm (varies slightly by year/spec)
Height:
Approximately 1100 mm (varies slightly by year/spec)
Dry Weight:
Approximately 220 kg (varies by specification)
Wet Weight:
Approximately 235-245 kg (with fluids)
ABS:
Optional ABS available on some models
Brakes:
Twin 320mm front discs with radial 4-piston calipers, single 282mm rear disc with twin-piston caliper
Suspension Control:
Adjustable front forks (preload, compression, rebound) and rear shock absorber (preload, rebound)
Lighting:
Halogen headlight, LED taillight
Instrumentation:
Analog tachometer and speedometer, LCD display for fuel level, odometer, trip meters, clock, temperature, etc.
ABS:
Optional Anti-lock Braking System (ABS) for enhanced safety.
Diagnostics Port:
Diagnostic connector for ECU access and fault code reading (specific port type and location detailed in manual).
Oil Change Interval:
Typically every 7,500 km or 12 months, whichever comes first (check manual for exact value)
Valve Check Interval:
Typically every 15,000 km or 24 months (check manual for exact value)
Final Drive Oil Change:
Typically every 15,000 km or 24 months (check manual for exact value)
Engine Oil:
Synthetic or semi-synthetic motorcycle oil, typically 10W-40 or 20W-50 (check manual for exact API/JASO spec)
Engine Oil Capacity:
Approximately 3.0 liters with filter change (check manual for exact value)
Brake Fluid:
DOT 4 (check manual for exact specification)
Fork Oil:
Specific weight and viscosity will be detailed in the manual (e.g., 7.5W or 10W)
Common Wear Items:
Clutch plates (due to dry clutch design), fuel pump reliability (early models), starter motor engagement
Potential Maintenance Needs:
Regular maintenance is critical; valve adjustments can be complex due to the engine configuration. Ensuring proper torque on engine and chassis fasteners is vital.
Heritage:
Moto Guzzi, founded in 1921, is renowned for its distinctive longitudinal V-twin engine, shaft drive, and Italian craftsmanship
Griso Lineage:
The Griso was introduced in 2005 as a modern interpretation of a sporty motorcycle with classic Guzzi elements. The 8-valve version (introduced in 2007) significantly upgraded engine performance.
Manufacturing Location:
Mandello del Lario, Italy
Motorcycle Press Reviews:
Consistently praised for its unique character, torquey engine, and distinctive Italian styling by motorcycle journalists.
Owner Satisfaction:
Generally high among owners who appreciate its character and performance, often noted for its 'soul'.
