Complete KIT of Tatra 813 8x8 S1 Dump truck
New version of czechoslovakian truck Tatra 813 8x8 is dump truck S1. Compared to 8x8 Kolos this kit has longer wheelbase between second and third axle.
S1 Dump truck comes with new design of half axles, new rebuild gearbox and redesigned axle gearing with large profile ball bearings.
We have limited production capacity to 2-3 KITs each month. Please contact us for more information about waiting time.
Building manual is available to download in "Download section". For now it is available only in Czech language, we are working on translation.
Chassis has unique Tatra design called "backbone chassis", each half-axle has independent suspension.
New gearbox design with all metal gears. It has higher gearing ratio and is more quiet compared to the old one.
Each half axle is powered by one pair of gears. It is full time 8x8 driven chassis without differentials.
Axles are conected together with central tube with inner driveshaft of special construction.
Steering system with one servo for both front axles.
Simple but solid - this is unique Tatra chassis design!
Tatra 813 Cab - short cab, dump truck version
Rear dump bed
Each kit includes 20 kg steering servo.
Required electronics (not included):
Main designer of chassis: Sebastian Korynta