This is essentially what the spec of the 2 chassis will be.
Foam Spec car.
Essentially this car has extra bracing to stiffen the chassis.
It has a 3mm chassis and 2.5mm top deck.
1.4mm stabiliser bars
Front shock spring 560gf/mm . 31.3 lb/in
Rear shock spring 306gf/mm . 17.1 lb/in
Front ball diff.
Rubber Spec car.
Does not use the stiffening posts as the Foam Spec car.
This chassis has a 2.5mm chassis and a 2mm top deck for more flex to generate traction.
1.2mm stabiliser bars.
Front shock spring 344gf/mm . 19.2 lb/in
Rear shock spring 306gf/mm . 17.1 lb/in
Front spool.