For ETS2 (1.47.x or higher - may not support current beta - see change log for details!)
New default SCS model Fuel Capacity by Chassis (unit = Litres):
- 4x2 medium = Remains the default of 850
- 4x2 large = 625 + 625, total of 1250
- 6x2/2 Taglift and 6x4 = 595
- 6x2/2 Midlift and 6x2/4 Midlift = 650
- 8x4 = Remains the default of 960