Parry People Movers

Two Axle Vehicles

  • Here we have three different two axle vehicles, each specific and designed to various railcars and/or trams.  View below for quick impression of each product, or click the links or pictures to learn more.


Class 139 Light Railcar – 10m long, up to 60 passengers

ENGINEERED FOR ECONOMY, RELIABILITY AND MAINTAINABILITY – Class 139 rail vehicles have been designed for ease of maintenance in a modestly equipped train care depot.

SUMMARY SPECIFICATION – Gas – flywheel – hydrostatic transmission, tare 10.5t. Capacity 60 passengers, air brakes and regenerative braking into flywheel energy store.

Read more on the Class 139 here.

PPM 50 and 60 Single Deck Tram

Length 8.7m (PPM 50) / 9.6m (PPM 60)
Width 2.4m (excluding step plates if required)
Height 3.2m (high floor) / 2.7m (low floor)

Floor height above rail level:
Low floor configuration 0.45m
High floor configuration 0.915m

Passenger accommodation:
Typical capacity 20-25 seated plus 30-35 standing (variable)
1 wheelchair position
Seating to suit customer requirements


Self-powered vehicles: Engine Ford DSG423 (propane gas or diesel fuel)
Primary transmission via gearbox, freewheel clutch and Tandler bevel box
4 ‘V-belt’ belt transmission to flywheel

Intermittent electric supply: 70V DC motor (requires 20kW supply at stopping points)
‘Charge’ time at stopping points 30s, distance between stops up to 800m

Flywheel energy storage:
Effective speed range 1,000-2,600rpm
Flywheel diameter/mass 1m/500kg (self-powered), 1.2m/750kg (intermittent electric)

Secondary transmission:
Linde two-way hydrostatic transmission and gearbox to driven axle
Twin-axle drive optional

Regenerative service braking against flywheel via secondary transmission 1m/s2
Emergency braking by spring-on/air-off disc brakes 3m/s2
Air operated sanding gear fitted

Running gear:
Gauges 1000mm-1676mm
Wheel diameter 610mm
Rubber chevron suspension

Auxiliary power:
24V control and vehicle systems, 12V engine systems, independent batteries

Maximum speed:
65km/h on suitable quality track.

Minimum curve radius:
15m for 1435mm gauge vehicles; smaller radii possible on narrower gauges

Maximum gradient:
1 in 15 (optional modification for 1 in 10)

Find out about the A3 class 139 railcar and its derivations here:

Class 139 and derivations

PPM 130. This is two PPM 60s back-to-back

19.6m long
2.4m wide
3.4m high

Boarding Height:
Low floor access (illustrated – with raised seating areas at both ends) or high floor for level access from standard British railway platform height.



Weight (tare):
18 tonnes

Passenger Accommodation :
Maximum capacity approx. 130 (including standing passengers)
Up to 60 seats (depending on customer specification)
Up to 2 wheelchair position

Primary Drive Line (per vehicle):
Two powered chassis each featuring
– 2 litre LPG engine
– 1 x 12V battery for LPG unit
Flywheel & Energy Store (per vehicle):
2 x 500kg 1m diameter flywheels
Normal effective speed range 1000-2600rpm
Permits regenerative braking at all times in normal operation

One sixth scale model of PPM 130 single deck tram serving a town centre.

Two-way Linde hydrostatic system through final drive gearbox, single axle drive

Normal braking through transmission 1m/s 2
Emergency braking by sprung on, air off disc brakes 3m/s 2 under normal adhesion conditions
Air operated sanding gear

Running Gear:
2 powered chassis.

Water heated air blown
Separate cab heating and ventilation

Maximum Speed:
65km/h (40mph)

Minimum Curve:
20m radius

PPM 100 Balcony Tram. 

10.m long
2.4m wide
4.4m high


Floor Height:
Low 0.45m


Weight (tare):
15 tonnes

Approx 40 seats (depending on internal layout)
2 wheelchair positions
Total capacity 100 (including standing passengers)

Primary Drive Line (per vehicle):
Ford 2 litre LPG engine
1x 12v battery for LPG unit
Through Newage marine gearbox-Tandler bevel box and 4 ‘V’ belt drive to flywheel
2x 12v battery supply for ancillary power
2 LPG bottles with electric change over
– fuel tank
– trackside electrical supply

Flywheel & Energy Store (per vehicle):
500kg 1m diam normal effective speed range 1000-2600 rpm

Linde hydrostatics through final drive gearbox, single axle drive
Second drive axle optional extra

Normal braking through transmission (i.e. regenerative) 1m/s2 (2.3mph/sec)
Emergency braking through sprung on, air off discs at 3m/s2 with normal adhesion
(Tread and or track brakes available if required)
Air operated sanding gear to the driven wheels

Running Gear:
Solid axle with wheels 610mm diam to tram or railway profiles to suit application
Suspension is of chevron type with coil spring optional

Heating (per vehicle):
2x Water heated air blown

15-40mph through normal operating range of flywheel

15m-radius minimum for standard gauge, smaller radii possible with narrow gauge vehicle

Double deck tram – 10m long, up to 100 passengers

The images displayed are for illustration only without implying commitment by local authorities or operators in the locality concerned.

CLICK HERE to browse the Four Axle Vehicle products we are developing, or email us at to find out more.