2008 Big Dog Ridgeback Technical Analysis & Specification Breakdown
Engineered by Big Dog for the custom - cruiser motorcycle segment, the 2008 Big Dog Ridgeback features a 1917.4 cc (117 cu in) air-cooled v2, four-stroke configuration. Internal engine geometry specifies a 9.6:1 compression ratio.
On the scales, the Ridgeback measures 308.4 kg (680 lbs) dry. Rider ergonomics and chassis geometry center around a 616 mm (24.3 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 2,096 mm (82.5 in) wheelbase engineered for planted straight-line stability. The 16.65-liter (4.4 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Big Dog archive, this model family spans 4 indexed model years from 2008 to 2011, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
616 mm (24.3 in)
Engine
Displacement1917.4 ccm (117.00 cubic inches)
Engine TypeV2, four-stroke
Engine DetailsV2, four-stroke
Compression9.6:1
Valves/Cylinder2
Fuel SystemCarburettor
Fuel ControlOverhead Valves (OHV)
CoolingAir
Transmission
Gearbox6-speed
Final DriveBelt (final drive)
Chassis
Rake39.0°
Trail110 mm (4.4 inches)
Front SuspensionTelescopic fork
Wheelbase2096 mm (82.5 inches)
Ground Clearance114 mm (4.5 inches)
Wheels & Brakes
Front TyreMH90-21
Rear Tyre330/30-R17
Front BrakesSingle disc. 4-piston
Rear BrakesSingle disc. 4-piston
Dimensions & Weight
Dry Weight308.4 kg (680.0 pounds)
Seat Height616 mm (24.3 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
