Descripción

DT400MX (1R6), built in 1978, original with 6V electrical system

I bought it out of a barn in 2008 and completely restored it over the course of 3 years:

  • Frame and swingarm sandblasted and powder-coated.

  • All metal and plastic parts repainted in the original finish

  • Rear fender reinforcement strengthened, derusted, and painted

  • Exhaust system burned out, sandblasted, and painted

  • New axles turned for the swingarm and cantilever

  • Steering head: New roller bearings instead of the original ball bearings

  • New (used & unmodified) wiring harness installed

  • Seat reupholstered and re-covered

  • Engine disassembled, all bearings replaced, and resealed

  • Carbon diaphragms installed

  • Decompression unit repaired

  • All wear parts replaced: chain, sprocket, chain tensioner, clutch, brakes, fork oil seals, AGM gel battery

  • Onboard tools: Original set (OEM) included

  • Additional upgrades: electric turn signal relay with LED turn signals and isolating diode, electric charge regulator, steering head – roller bearings

  • New mirrors, new lock,

  • Except for the Magura handlebars and M. Robert front fender, it’s in original condition—a real head-turner at every meetup!

  • For those who prefer a more original look: the front fender is available on eBay for a few euros

Since the restoration, it has covered just under 5,000 km. Exact mileage unknown.

Anyone who’s ever ridden a two-stroke knows the appeal: The engine revs like a rocket, and the sound does the rest. It rides much more lively than an XT500, for example.

The 400 is Yamaha’s largest single-cylinder two-stroke; it was already rare in the 1970s and is practically impossible to find today.

The motorcycle and its restoration were featured in the german magazine Oldtimer Praxis 11/2025.

Private sale with no warranty, guarantee, or return policy. Viewing and test ride available by appointment.

Please note—this is not a distress sale! Please refrain from asking “What’s your bottom line?”

Condición y Registro

Condición
Restaurado
ITV
ITV hasta
9/2027
Matriculado
Listo para conducir
Sin accidentes

Autoevaluación

Motor (evaluación del vendedor)
Color
Técnica (evaluación del vendedor)

Informe de Inspección

No disponible
Inspection Report
CT Inspections Logo

¡Deje que expertos inspeccionen este vehículo!

  • Transparencia en 128 puntos de inspección
  • Calificación de estado para cada componente
  • Medición del grosor de la pintura
Más información y asegurar

Detalles Técnicos

Datos del vehículo

Marca
Yamaha
Modelo
DT 400
Tipo
Enduro/Scrambler
Primera fecha de registro
1/1978
Año de construcción
1978
Kilometraje (leer)
Número de chasis
No provisto
Número de motor
No provisto
Número de la caja de cambios
No provisto
Coincidencia de números
No provisto
Número de propietarios
No provisto
Café Racer
No provisto

Detalles técnicos

Engine Type
2 stroke
Potencia (kW/CV)
15/21 (Fábrica: 20/27)
Capacidad cúbica (cm³)
400
Cilindro
1
Arrancador
Kickstarter
Refrigeración
No provisto
Caja de cambios
No provisto
Tipo de gambio
Pedal Control Left
Marchas
5
Engranaje
Chain
Freno delantero
Drum
Freno trasero
Drum
Combustible
Gasolina
Peso en vacío (kg)
No provisto

Configuración Individual

Color exterior
Blanco

Ubicación

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