AMK 1/10 Transmission 30% OD Transfer Case Forward Motor Mount with Delrin Spur Gear for 1/10 RC Crawler Axial SCX10 II Element Enduro DIY LCG Chassis SCX10 Upgrades Machined aluminum housing, black/red/purple anodized With 56T Delrin spur gear and aluminum spur locker Steel shaft and sealed rubber bearings Heavy duty machined steel gear set (17T*1, 33T*1, 45T*1) 30% overdrive(can be mounted on driver or passenger side of skid by way of flipping the gears and shafts inside the case) Fits RC crawler/cheater rigs/comp builds DIY Specifications: Item: Transfer Case and Motor Mount Set Material: Aluminum Alloy, Steel, Delrin Color: Black, Purple, Red Front Output Ratio=1.94:1 (Excluding Spur Gear) Rear Output Ratio=2.65:1 (Excluding Spur Gear) Transfer Case Housing: 53*29*15mm AX10 Mounting Pattern Shaft Diameter: 5mm Motor Mount Width: 67mm Weight: Transfer Case: 65g(2.29oz) Motor Mount and Spur Gear Set: 40g(1.41oz) What’s Included: 1pcs Aluminum Gearbox 1pcs Aluminum Transfer Case with POM main gear 1pcs frosted aluminum skid plate All necessary hardware