- New chassis layout with diff, motor and battery moved forward makes the XT4 faster and easier to drive
- Front & rear bulkheads with Horizontal Split Design (HS)
- Front and rear diff height adjustment
- Central drivetrain angle and pinion height adjustment
- Longer front and rear central drive shafts and shortened pinion gears improve drivetrain efficiency
- Revised chassis with forward design and improved flex
- New shorter front lower chassis brace to accommodate the more forward layout
- New front lower graphite chassis brace to match the more forward layout
- Center dogbones for better performance and less maintenance
- New front & rear diff outdrives for center dogbones with inner O-rings to eliminate damage in high impacts
- New redesigned servo holder matches new chassis design and the more forward layout
- Side guards have now symmetrical mounting to the chassis left and right
- Shorter radio plate is fitted directly on chassis so it has no negative effect on chassis flex
- All-new front & rear suspension holders with extra wide range of set-up adjustments
- All-new tweak-free Quick Battery Holder featuring smart height adjustment
- Chassis features multiple battery mounting positions with various O-ring diameters for every battery size
- All-new servo saver stands to accommodate the new front Horizontal Split Bulkhead (HS)