Head to head
Bockmann Grand Master SR vs Ifor Williams CT177
The Ifor Williams CT177 carries 1,233kg more and is rated 800kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Payload: the Ifor Williams CT177 carries 1,233kg more.
- Gross weight: the Ifor Williams CT177 is rated 800kg heavier gross.
Specifications side by side
| Bockmann Grand Master SR | Ifor Williams CT177 | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Payload | 1462kg | approx. 2695kg |
| Internal length | 3900mm | - |
| Internal width | 1750mm | - |
| Internal height | 2300mm | - |
| Overall length | - | 6.70m / 22'0" |
| Bed | - | 5.00m / 16'4" ((internal) length); 1.91m / 6'3" ((internal) width) |
| Unladen weight | - | 805kg |
Sources: Bockmann Grand Master SR, Ifor Williams CT177. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Grand Master SR if...
The top trim of the Master line, with a walk-in tack room and centre-post partition for owners who want more storage and easier loading than the basic Master. Suits liveries and competition riders travelling one or two larger horses.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the CT177 if...
- you want one that carries 1,233kg more
- you want one that is rated 800kg heavier gross
The CT177 is built to be wide enough for most light commercial vehicles while remaining narrow enough for smaller cars, making it a common choice for vehicle recovery firms and the motor trade. Its long bed and 3500kg GVW keep it within standard car-licence towing limits for a single vehicle plus ramps.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Bockmann Grand Master SR and the Ifor Williams CT177?
The Ifor Williams CT177 carries 1,233kg more and is rated 800kg heavier gross. The Bockmann Grand Master SR is a larger polyester 2-horse trailer with walk-in tack room; the Ifor Williams CT177 is a a twin-axle car transporter trailer with a long, narrow bed for single-vehicle recovery and trade use..
Which carries more, the Bockmann Grand Master SR or the Ifor Williams CT177?
The Ifor Williams CT177, by 1,233kg.
Can I tow the Bockmann Grand Master SR or the Ifor Williams CT177 on a car licence?
Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
