As usual, a combination of new units, new liveries, improvements, and bug fixes. Most notably:
Locomotives:
- LNER J20
- LNER V2
- LMS "Big Bertha"
- LMS Stanier 8F
- SR Bulleid Q1
- Class 28
- Class 58
- Class 68 + Mk3 fixed rake
- Class 93
- Class 99
- LNER Gresley 61ft6 coach in 4 varieties
- GCR Robinson 50ft coach
- LNER Coronation Set + standalone coaches
- GWR Mink G goods van
- BR VGA and VKA Goods Vans
- BR JIA "Polybulk" hopper
- BRT PAA hopper
- A pile of liveries for Class 66
- Harry Needle Orange livery for Class 37
- Freightliner Orange for Class 70
- Several liveries for LNER Black 5 and Jubilee
- Reworked Southern Region CC Class (BR "Class 70")
- Class 89 shape improved
- Class 68 and 88 shape improved
- Fixing the Class 47 and 68 push-pull code which stopped them from reversing
- Making various eyecandy and "special" vehicles less attractive to AI players
- Fixing some tram capacities