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JD's Mack R-600 (18 speed) flatbed

-SS-18D 18 speed dual range transmission with a funtional splitter and reverse based off of an Eaton Fuller RTLO-16918
-included engine is modeled after a 8v71 Detroit two stroke trubo diesel
-exhaust is fully functional
-opening doors and hood
-moving decorative shifter with working range selector and splitter switches

- can be shifted simply like a dual range 8 speed but for full operation the following instructions apply

-use num keys 1-4 to select main gears,7 for LO and 0 is reverse
-use num enter to return to neutral for all gears except reverse which is a normal clutch gear
-num+ will toggle the range selector turning gears 1-4 into 5-8
-num/ will split every gear including reverse

-Disclamer the higher gears will sometimes pop out and lose grip when braking aggresively or down shifting due to counter shaft rotation directions


Ratios
LL-13.68:1
LH-12:1
1L-9.12:1
1H-8:1
2L-6.08:1
2H-5.33:1
3L-4.56:1
3H-4:1
4L-3.42:1
4H-3:1
5L-2.28:1
5H-2:1
6L-1.52:1
6H-1.33:1
7L-1.14:1
7H-1:1
8L-0.86:1
8H-0.75:1