Get Axles here:

XtraSpeed FRONT
https://www.banggood.com/Xtra-Speed-XH-Aluminum-6061-T6-CNC-Machined-Front-Bridge-Axle-For-110-Axial-SCX10-XS-SCX-1XH-p-1297794.html?p=AO191223234372201807&custlinkid=577771

XtraSpeed Rear
https://www.banggood.com/Aluminum-6061-T6-CNC-Machined-Front-Rear-Axle-For-Xtra-Speed-XH-Axial-SCX10-XS-SCX-2XH-p-1260992.html?p=AO191223234372201807&custlinkid=577772

Other Parts used on the truck:
Get car here - https://www.banggood.com/RGT-EX86100-PRO-Kit-110-2_4G-4WD-Rc-Car-Electric-Climbing-Rock-Crawler-without-Electronic-Parts-p-1458990.html?p=AO191223234372201807&custlinkid=420372
Servo - https://www.banggood.com/KS-3518-Digital-Servo-20KG-Waterproof-180-Metal-Gear-Large-Torque-For-RC-Robot-Arm-p-1422906.html?p=AO191223234372201807&custlinkid=420373
Motor & ESC Combo - https://www.banggood.com/SURPASS-Hobby-Brush-540-20T-RC-Car-Motor60A-ESC-For-110-Crawler-p-1515340.html?p=AO191223234372201807&custlinkid=420376