Allison 4800 SP for SCS Trucks 1.35.x

Version: 1.0.   – NEW ALL?SON 4800 SP Torque converter transmission FOR SCS TRUCKS. – PETERB?LT 389. – PETERB?LT 579. – KENWORTH W900. – KENWORTH T680. – VOLVO VNL. – Real gear ratios and torque convert ratio used.   Credits: engineer