Big Dog Motorbikes

For the motorcycling enthusiast who's ready to break out of the mass market pack, one breed has embodied the pinnacle of the custom American V-Twin experience for over a decade: Big Dog Motorcycles!

Big Dog Motorcycles, LLC, started production in 1994 and has since built over 20,000 motorcycles, becoming the world’s largest manufacturer of custom motorcycles, the leading builder of chopper-style motorcycles, and the number two American V-Twin company.

The company’s entire line of five motorcycles uses a V-twin 117 cubic inch engine, 6-speed transmission, stretch one-piece steel tank, right side drive, super fat tires, chrome components, steel fenders, and an extensive variety of custom paint colors and graphics.

The 2007 line also includes Big Dog Motorcycles custom-designed electronics, hand controls, foot controls, mirrors, air cleaner cover, coil cover, and other components, with some models available with electronic fuel injection, all earning the company true OEM status.

The company’s motorcycles are distributed through over 100 dealers throughout the United States. Designing, manufacturing, and distributing are performed at the company’s 175,000 square-foot world headquarters in Wichita, Kansas by over 300 employees.New in 2008 is the Fuel Injection Upgrade Option for the K-9 and Mastiff.  You can also get factory chrome including rims, rotors, hubs, pulley, hand controls, forward controls and the lower legs are always chrome !!   COLOSSAL 330mm rear tire Amazingly rideable and predictable 4 inch backbone stretch, 8 inch down tube stretch 39 degree rake plus 3 more degrees in the trees 9 feet long Rigid frame 12 inch OS fork length 117 Cubic Inches of Pavement Shredding V-Twin Power (Carbureted) State of the Art Baker RSD 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning   250mm rear tire and Chrome 80 spoke wheels Frame matched powder coated struts, license plate frame and speedo housing 37 degree frame rake plus 2 degrees in the trees Amazingly rideable and predictable 4 inch backbone stretch, 8 inch down tube stretch 39 degree rake plus 3 more degrees in the trees 8.5 feet long with a Softail frame and Hidden shock suspension 12 inch OS fork length Sleek, slender tank 6 inch backbone stretch 2 inch OS forks 117 Cubic Inches of Pavement Shredding V-Twin Power (Carbureted) Powder coated wrinkle black State of the Art Baker RSD 6-Speed Transmission Distinctive, 4.6 gallon tank Hydraulic Spring seat Rigid frame design  1 inch OS DT; 6 inch OS BB 37 degree rake (33 degree frame and 4 degree tree) 280mm rear tire (20" Rim) 130mm front tire on a 23" rim 102 inch total length 4.75 inch ground clearance 117 Cubic Inches of Pavement Shredding V-Twin Power (Carbureted)  State of the Art Baker 6-Speed Transmission Award Winning BDM RSD Balance Drive System for Superior Agility and Corning

Nine Feet Long Low Slung 300mm Rear Tire 39-Degree Frame Rake Stretched One-Piece Tank A Hidden shock suspension that's incredibly soft on your tail. 117 Cubic Inches of Pavement Shredding V-Twin Power (Carbureted) with a Fuel Injection Upgrade Option State of the Art Baker 6-Speed Transmission Award Winning BDM RSD Balance Drive System for Superior Agility and Corning

300mm Rear Tire 39-Degree Frame Rake Stretched One-Piece Tank A Hidden shock suspension that's incredibly soft on your tail. Sleek Curved Downtube Design Aggressive Long, Low Design 117 Cubic Inches of Pavement Shredding V-Twin Power (Carbureted) with a Fuel Injection Upgrade Option State of the Art Baker RSD 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning

Nine Feet Long Low Slung 300mm Rear Tire 39-Degree Frame Rake Stretched One-Piece Tank A Hidden shock suspension that's incredibly soft on your tail.	117 Cubic Inches of Pavement Shredding V-Twin Power State of the Art Baker 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning The new leader in American V-Twin chopper pack has been unleashed!

Electronic fuel Injection Ultra Fat 300mm tire Curved down Tubes 3-D sculpted wheels 56mm Inverted Front suspension Dramatic long, low stance	Diamond cut heads and cylinders 117 Cubic Inches of Pavement Shredding V-Twin Power State of the Art Baker 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning

250mm Rear Tire 37-Degree Frame Rake Stretched One-Piece Tank A Hidden shock suspension that's incredibly soft on your tail. Classic Chopper-Style Lines	117 Cubic Inches of Pavement Shredding V-Twin Power State of the Art Baker 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning

3000mm Rear Tire 39-Degree Frame Rake Stretched One-Piece Tank A Hidden shock suspension that's incredibly soft on your tail. Aggressive Long, Low Design	117 Cubic Inches of Pavement Shredding V-Twin Power State of the Art Baker 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning

300mm Rear Tire 39-Degree Frame Rake Rigid Frame Stretched One-Piece Tank A Hidden shock suspension that's incredibly soft on your tail.	117 Cubic Inches of Pavement Shredding V-Twin Power State of the Art Baker 6-Speed Transmission Award Winning BDM Balance Drive System for Superior Agility and Corning

2007MODEL COMPARISON	K9	Bulldog	Chopper	Mastiff	Pitbull
	2 year factory warranty	2 year factory warranty	2 year factory warranty	2 year factory warranty	2 year factory warranty
Dry Weight	710 lbs	728 lbs	665 lbs	712 lbs	653 lbs
Engine	OHV 45 degree V-Twin	OHV 45 degree V-Twin	OHV 45 degree V-Twin	OHV 45 degree V-Twin	OHV 45 degree V-Twin
Displacement	117 cu. in (1916 c.c.)	117 cu. in (1916 c.c.)	117 cu. in (1916 c.c.)	117 cu. in (1916 c.c.)	117 cu. in (1916 c.c.)
Bore X Stroke	4 1/8" X 4 3/8"	4 1/8" X 4 3/8"	4 1/8" X 4 3/8"	4 1/8" X 4 3/8"	4 1/8" X 4 3/8"
Compression Ratio	9.6:1	9.6:1	9.6:1	9.6:1	9.6:1
Fuel Capacity Main/Reserve	4.0 gal/.4 gal	3.0 gal/1.6 gal	3.4 gal/.4 gal	3.9 gal/.7 gal	3.9 gal/.7 gal
Oil Capacity	3.0 quarts	3.0 quarts	3.0 quarts	3.0 quarts	3.0 quarts
Transmission	Baker 6-speed	Baker 6-speed	Baker 6-speed	Baker 6-speed	Baker 6-speed
Primary Drive	Chain	Chain	Chain	Chain	Chain
Final Drive	Belt (1 1/8")	Belt (1 1/8")	Belt (1 1/8")	Belt (1 1/8")	Belt (1 1/8")
Frame Stretch	8" Downtube; 4" Backbone	0" Downtube; 6" Backbone	7" Downtube; 3" Backbone	Stock Downtube; 6" Backbone	6" Overstandard Backbone; 1" Understandard Downtube
Tube Length	12" OS	2" OS	10" OS	2" OS	2" OS
Frame Rake	39 Degrees	39 Degrees	37 Degrees	39 Degrees	39 Degrees
Rear Suspension	Hidden Shocks	Hidden Shocks	Hidden Shocks	Hidden Shocks	None
Front Suspension	41mm Telescopic	56mm Inverted	41mm Telescopic	41mm Telescopic	41mm Telescopic
Seat Height	24.25"	24.25"	25"	24.25"	24.25"
Ground Clearance	4"	4"	4.5"	4"	4"
Wheel Base	82"	77.5"	77.5"	77.5"	77.5"
Total Length	108"	103"	104"	103"	103"
Front Brake	4-Piston Caliper Differential Bore	4-Piston Caliper Differential Bore	4-Piston Caliper Differential Bore	4-Piston Caliper Differential Bore	4-Piston Caliper Differential Bore
Rear Brake	4-Piston Caliper	4-Piston Caliper	4-Piston Caliper	4-Piston Caliper	4-Piston Caliper
Front Tire	MH90X21	MH120/70X21	MH90X21	MH120/70X21	MH120/70X21
Rear Tire	300/35X18	300/35X18	250/40X18	300/35X18	300/35X18
Tire Pressure	Front: 34psi Rear: 40psi	Front: 34psi Rear: 40psi	Front: 34psi Rear: 40psi	Front: 34psi Rear: 40psi	Front: 34psi Rear: 40psi
Ignition	Electronic Single Fire	Electronic Single Fire	Electronic Single Fire	Electronic Single Fire	Electronic Single Fire