Comparison of N Class 158 'Express Sprinter' models
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| Manufacturer | Graham Farish | Graham Farish |
| Year model introduced | 1992 | 2023 |
| DCC Capability | DCC incompatible | DCC Ready. 18-pin socket |
| Bodyshell | ||
| Bodyshells represented (of Prototypes) | ||
| Class 158 - 2-car version | No |
Yes |
| Class 158 - Cummins engine | No |
Yes |
| Class 158 - Perkins engine | No |
Yes |
| Detailing | ||
| Bodyshell - factory-fitted separate details | ||
| Door interlock lights | No |
Yes |
| Door steps | No |
Yes |
| Etched exhaust surround | No |
Yes |
| Exhausts | No |
Yes |
| Gangway corridor connectors | No |
Yes |
| NRN (National Radio Network) Pod | No |
Yes |
| Vents | No |
Yes |
| Chassis/underframe detail | ||
| Air tank | No |
Yes |
| Battery box | No |
Yes |
| Electrical equipment | No |
Yes |
| Engine | No |
Yes |
| Engine pipework | No |
Yes |
| Footsteps | No |
Yes |
| Sanding gear | No |
Yes |
| Cab, footplate & interior detail | ||
| Detailed & painted | No |
Yes |
| Detailed guards compartment | No |
Yes |
| Glazing | No |
Yes |
| Seating | No |
Yes |
| Tables | No |
Yes |
| Toilet facilities | No |
Yes |
| Window wipers | No |
Yes |
| Wheel "aesthetics" | ||
| Chemically-blackened | No |
Yes |
| Bufferbeam detail (pre-fitted) | ||
| Front valance | No |
Yes |
| Lifeguard | No |
Yes |
| Mechanical | ||
| Body Construction | No |
Plastic with metal parts |
| Chassis construction | No |
Plastic & metal |
| Loco-driven wheels (number of) |
8 wheels |
4 wheels |
| Minimum radius |
Radius 2 |
Radius 2 |
| Coupling socket/mounting | ||
| Fixed |
Yes |
No |
| NEM pockets | No |
Yes |
| Coupling type |
N-gauge standard Arnold-Rapido |
N-gauge Tomix style (NEM) |
| Weighting (to assist adhesion) | ||
| Within chassis |
Yes |
Yes |
| Separating the body from the chassis | No |
Secured with one or more screws |
| Electrical | ||
| Motor type |
5-pole with two flywheels |
Coreless with flywheel |
| Motor location |
Centre of chassis |
Low profile mechanism below floor |
| Power collection |
2 rail DC |
2 rail DC |
| Working lights | ||
| Directional headlights & tail lights | No |
Yes |
| Interior lighting | No |
Yes |
| Pickups | No |
All wheels |
| DCC speaker |
No provision for speaker |
Pre-fitted |
| Items in Stock | View | View |