Zündapp ZD 25 TS

from Wikipedia, the free encyclopedia

The ZD 25 TS was Zündapp's top-of-the-line moped model in 1978 and 1979 and was then replaced by the ZD 50 TS .

Zd25-Werbung.jpg

description

Characteristic of the ZD 25 TS - at that time not typical for mopeds - the overhead tank and the adjoining bench seat. This concept was later used in a similar way by other manufacturers - including the Hercules G3, Kreidler Flott or KTM SM 25 models. As with all ZD models, the engine is suspended without frame beams.

The term "ZD" derives from Z entral D jerk cast frame from the "TS" stands for T ouring- S port The number "25" refers to neither capacity nor speed, but has -. As well as on all remaining models of ZD-series (ZD 10/20/25/30 and 40) - no specific meaning.

Technical specifications

  • Manufacturer type designation vehicle: 446-420
  • Manufacturer type designation engine: 278-50
  • Construction period: 1978–1979
  • Drive type: single-cylinder two-stroke engine, slot-controlled, wind-cooled
  • Displacement: 50 cm³
  • Bore × stroke: 39 mm × 41.8 mm
  • Engine output: 1.4 HP (1 kW) at 3800 rpm
  • Carburetor: Round slide carburetor Bing 1/10/132 (10 mm passage), with additional mixture adjustment screw.
  • Main jet: either 70 or 72
  • Transmission: 3-speed draw key transmission with twist grip shift
  • Secondary transmission: chain pinion front 11 teeth, chain wheel rear 45 teeth
  • Electrics: 6 V on-board power supply, Bosch breaker-controlled coil ignition, brake light, ignition lock
  • Top speed: 25 km / h
  • Mountaineering ability: approx. 37%
  • Consumption: approx. 1.8 l / 100 km, mixture 1:50
  • Tank capacity: approx. 6.5 l, of which approx. 1 l reserve
  • Gearbox oil capacity: 0.35 l, type SAE 80.
  • Frame type: tube / die-cast combination (tubular frame at the front with molded die-cast rear)
  • Seat: single bench, foldable, with tool compartment
  • Suspension: Oil-free telescopic suspension fork at the front, swing arm with two spring struts at the rear
  • Wheels: 17 "die-cast aluminum wheels with 2.25–17 tires at the front and rear
  • Brake system: Simplex drum brakes 120 mm at the front and rear, operated at the front via a cable, at the rear via a linkage (coaster brake)
  • Vehicle weight: 68 kg (with leg shield 70 kg)
  • Permissible total weight: 150 kg (but in any case 1 person)
  • available colors: brilliant blue, racing red

Individual evidence

  1. ↑ Zündapp ZD 25 TS and ZD 50 TS | Classic car friends Nairitz. Retrieved on May 6, 2020 (German).
  2. ↑ Zündapp ZD 25 TS, technical data. Retrieved May 6, 2020 .