Big Dog Ridgeback

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Big Dog Ridgeback
Production 2005 - 2011
Class Cruiser
v2, four-stroke
Bore / Stroke 104.8mm x 111.1mm
Compression ratio 9.6:1
Ignition electronic single fire
Transmission Gear box: 6-speed

Final Drive: belt

Clutch: wet multi-disc, manual
Suspension Front: 41 mm telescopic
Rear: hard-tail, hidden shock absorbers
Brakes Front: single disc. 4-piston diff bore
Rear: single disc. 4-piston
Front Tire mh90-21
Rear Tire 330/30-r17
Wheelbase 82.52 inches (2096 mm)
Length 107.01 inches (2718 mm)
Seat Height 24.25 inches (616 mm)
Weight 679.02 pounds (308.0 Kg) (dry), 324.0 kg (wet)
Oil Capacity 0.74 Gallon (2.80 Liters)
Fuel Capacity 4.39 Gallon (16.60 Liters)
Manuals Service Manual

The Big Dog Ridgeback was a v2, four-stroke Cruiser motorcycle produced by Big Dog between 2005 and 2011.


The engine was a air cooled v2, four-stroke. A 104.8mm bore x 111.1mm stroke result in a displacement of just 1917.0 cubic centimeters. Fuel was supplied via a overhead valves (ohv).


The bike has a 6-speed transmission. Power was moderated via the wet multi-disc, manual.


It came with a mh90-21 front tire and a 330/30-r17 rear tire. Stopping was achieved via single disc. 4-piston diff bore in the front and a single disc. 4-piston in the rear. The front suspension was a 41 mm telescopic while the rear was equipped with a hard-tail, hidden shock absorbers. The Ridgeback was fitted with a 4.39 Gallon (16.60 Liters) fuel tank. The bike weighed just 679.02 pounds (308.0 Kg). The wheelbase was 82.52 inches (2096 mm) long.

2005 Big Dog Ridgeback[edit]

2005 Big Dog Ridgeback 2005 Big Dog Ridgeback 2005 Big Dog Ridgeback

The 2005 MY Big Dog Ridgeback has, at its heart, an air-cooled, four-stroke, 1916cc, 45-degree V-Twin powerplant mated to a six-speed manual transmission. The key features for this chopper would be the chromed, two-into-two exhaust system, a single seat, a raked-out front-end, an analogue instrumentation panel, a chromed headlight, forward-mounted foot controls, pulled-back handlebars, a hard-tail look in the rear with hidden shock absorbers, plus chromed, cast-aluminum wheels.

2008 Big Dog Ridgeback[edit]

2008 Big Dog Ridgeback 2008 Big Dog Ridgeback

The 2008 MY Big Dog Ridgeback is a long and tall chopper, suitable for a wide variety of riders. It boasts features such as a tall frame, pull-back handlebars, forward-mounted foot controls, a raked-out front end, chromed, cast-aluminum wheels, a single seat, a hard-tail rear suspension with hidden shocks, an analogue instrument cluster, a 41mm telescopic fork, front and rear disc brakes with PM 4-piston calipers and a chromed, two-into-two exhaust system.

In the tech/engine department, it sports an air-cooled, four-stroke, 1916cc, 45-degree V-Twin powerhouse paired to a six-speed manual transmission.