This 2-Speed Transmission is very special in it's own way. Direct fit into Axial Yeti RR10 transmission and chassis. AXA1218 Bearing 5x10x4mm I’m also tell you this thing looks incredible in person well worth the money. AX30435 Steel Outdrive Shaft Set ... Incision IRC00060 Steel 8pc Link Kit 1/4" Stainless Steel for Axial RR10 Bomber. Found in: YETI SCORE TROPHY TRUCK / YETI / RR10 BOMBER. Assembly instructions can be found HERE 5. The 2-speed gear slider features the same treatment as the gears along with having four-tooth engagement design for accurate and rapid gears shifts on the fly.FULL SET OF CARTRIDGE BEARINGSSupplied in the 2-speed kit is a full set of cartridge bearings (6), which is great because while you’ve got the transmission apart it makes for a great rebuild opportunity.SERVO OPTIONS, Actuating the gear shifting can be done with either micro or standard sized servos thanks to the multiple mounts offered in the kit. More Info. AXA1218 Bearing, 5x10x4mm (2 pkgs) 2-speed Hi/Lo Transmission conversion kit for all 1/10 scale YETI transmissions.What’s great about this “not so generic” 2-speed kit is that it comes with a full set (3) of heat treated hardened steel machined gears, plus an additional optional high speed gear (Hi Gear Option), full set of cartridge bearings, two different servo mounting options (micro or standard), servo saver system and all necessary hardware to complete the installation. Found in: AX10 / SCX10 / SCX10 II RTR / WRAITH / SMT10 3 GEAR TRANS, Stock Gearing Gearing wise, first gear ends up a being a 2:1 reduction intended for slow technical crawls while the Hi Gear (28T) gear is based off the stock 1.08:1 ratio and Hi Gear Option (26T) increases top speed with a 0.93:1 ratio. Axial AX31181 Yeti Transmission 2 Speed Hi/lo Components. Hardened steel gears and shafts. Replacement output shaft is available (SSD00088), Internal 1st gear ratio: 4.91:1  (stock Axial is 2.6:1), Weight (when fully assembled with shift servo) : 335g, 1 X 2 Speed Transmission assembled with motor mount. Share - Axial AX31181 Yeti Transmission 2 Speed Hi/lo Components. AX31585 Gear Set (48P 28T/ 48P 52T), AXA436 M3x12mm BH Hex Screw AX31149 Slipper Drive Gear Shaft AX80078 Transmission Spur Gear Cover The kit uses the stock transmission and bolts right in, all you will need to provide is a shift servo. There are those, however, that love the extra challenge of scratch building their next scaler – pulling parts from multiple rigs to create a one-off design that suits their technical needs. For a functional low/high speed transmission, install the optional 2-speed gear set (part number AX31440 – requires an additional servo for the steering fork). A sensored or sensorless crawler brushless would fit great and provide more speed for jumps and ruts. Axial's Yeti Transmission 2-Speed Hi/Lo Component Kit includes a full set (3) of heat treated hardened steel machined gears, plus an additional optional high speed gear (Hi Gear Option), full set of cartridge bearings, two different servo mounting options (micro or standard), servo saver system and all necessary hardware to complete the installation. It’s suggested to use a servo that features at least 80oz/in of torque to properly complete the shift. 3. AX80010 Gear Set RR10 Bomber: 32P 12T Pinion / 64T Spur Gear, Stock Gearing Super hot and one of the most capable crawler is that you can buy this thing will go over anything. Shifting between the gears can be done on the fly while driving from the convenience of your radio. AX30162 Straight Pin Now that rig is set to continue its dominance with new electronics from Spektrum ™ and Dynamite ™ brands. AX31026 Slipper Plate Washer AX31068 Slipper Pad This conversion kit is a direct swap with the SCX10 II transfer case transmission and SCX10 II chassis. This works pretty well on RR10, it could get a little more top speed than the stock gear in the Hi gear if you switch the 26T gear to the 28T gear on the motor side and use 26T gear for the transmission side, and half the speed with double torque in Low gear. AX30413 Slipper Spring AX30413 Slipper Spring