This mod replaces the default 13 and 18 speed transmissions with Eaton Fuller Super manuals. Also added a budget Eaton Fuller Roadranger 9 speed for 0 cost. Great for fleet trucks. This mod works for the following trucks: All default game trucks. Lucasi’s Freightliner FLD 2.1 Lucasi’s Freightliner Argosy 2.4 Lucasi’s International 9800 2.1 Freightliner FLB by Harven XBS Autocar AT XBS Autocar DC Gears for 9: RH RL N L 1 2 3 4 5 6 7 8(OD) Gears for 13: RH RL N L1 1 2 3 4 5L 5H 6L 6H 7L 7H 8L 8H Gears for 18: R4 R3 R2 R1 N LL LH 1L 1H 2L 2H 3L 3H 4L 4H 5L 5H 6L 6H 7L 7H 8L 8H Rear gearing for these have been changed to 3.23 from default 3.55. (9 speed is 3.55) 8th is a double overdrive (0.86, 0.73). 7H is direct 1:1. 7H at 1500rpm is 55mph. 8H at 1400rpm is 70mph. The versions with retarder have been changed as well. This mod will even change the company trucks from quick jobs.