Suspension duties are handled by Rockshox suspension that was meticulously tested and tuned to perform like higher priced options.
A complete NX Eagle gets you the same massive gear range you see on GX and XO1 Eagle to get you up and down with little effort.
Finally, they give you a KS Lev Integra dropper post and Maxxis Minion Dual tires so no need to upgrade anything out of the box.
https://www.transitionbikes.com/Sizing.cfm
FORK AXLE TO CROWN 542mm
FORK OFFSET 37mm
REAR SHOCK SIZE 210mm x 55mm
REAR SHOCK HARDWARE 30mm x 8mm Top / 25mm x 8mm Bottom
HEADSET 44mm Zero Stack (Top) / 56mm Zero Stack (Bottom)
BOTTOM BRACKET 73mm BSA Threaded
REAR BRAKE 180mm Post Mount
REAR AXLE Syntace X12 148
FRONT DERAILLEUR No Support
ISCG TABS ISCG05
SEATPOST DIAMETER 31.6mm
MAX SEATPOST INSERTION XS 175mm, Small 200mm, Medium 230mm, Large 270mm, XL 300mm
SEAT CLAMP 34.9mm
MAXIMUM CHAINRING 34t
MAXIMUM TIRE 27.5 x 2.8
SAG SETUP 17-19mm (32-35%)
FRAME WEIGHT (Medium with Shock/Axle/Hardware) 8.99 lbs. / 4.08 Kg