Yamaha DT400B is an enduro or Dual-sport motorcycle 2 stroke motorcycle which was introduced by the Yamaha Motor Company in 1975 and was produced until 1979. The DT400B utilized a 2 stroke air cooled 397CC engine which put out 23hp. The engine used a kick start. It was chain driven with drum brakes.

2022年1月20日 · The Yamaha DT400 was an Enduro-style dual-sport wheeler produced from 1975 to 1979. An upgraded version of the DT360A, this dirt bike sported an MX-inspired frame and suspension, classic styling, and an 87-mph top speed rating.

2010年2月18日 · Weighing less than 300 pounds, with equal amounts of horsepower and torque, the oversquare single-cylinder two-stroke could tackle a dune in the Mojave Desert, climb gnarly trails high in the Rocky...

1975 - 1978 Yamaha DT400B, DT400C, DT400D, DT400E technical data, specifications, manuals, brochures, advertisements, articles, and parts.

1975年3月1日 · IN THE PAST few months, we at CYCLE WORLD have heard a lot about Yamaha’s new DT400B. It’s been acclaimed by several in the industry as the best big-bore Japanese dual-purpose bike on the...

2018年12月6日 · This 1975 Yamaha DT400B was refurbished by the selling dealer’s shop over the past four years with new paint and plating, a rebuild of its 397cc 2-stroke single, new bearings for its 5-speed transmission, a rear end overhaul, machined stainless fasteners, and …

2020年2月21日 · Power is from a numbers-matching 397cc two-stroke single paired with a five-speed transmission. The top end and carburetor were rebuilt, the Autolube pump serviced and calibrated, a 12-volt electrical conversion performed, and a CDI ignition setup installed.

Flywheel Puller for Standard Yamaha Enduro Flywheels on Amazon. These will work on most all enduros with a standard flywheel, except the electric start 125 models.

2024年1月9日 · Welcome to the 1975 Yamaha DT400B Forum. Feel free to post anything related to this model in the category. The factory color was called Competition Yellow. The USA Vin range was 501-000101 to 025076. Anything new, will be added to this section. If you see any errors, please contact me privately.

1975 Yamaha DT400B specs, performance data, engine specifications, pictures, updated July 2024.