3Racing CAC-304 Cactus 2WD Rear Suspension Mount Race Setup  [CAC-304]

3RACING Cactus 2WD Cactus Aluminum Rear Suspension Mount _RR_4 degree - CAC-304
Price:
USD$10.10
Brand:
3Racing
Model:
CAC-304
Condition:
Brand New
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Race focused rear geometry for Cactus 2WD

The 3Racing CAC-304 aluminium rear suspension mount provides a targeted 4-degree rear bias for drivers concentrating on chassis balance and consistent rotation. It is intended for racers who want a predictable rear end for setup work and tuning sessions.

Performance oriented features

As a straightforward aluminium upgrade, the mount reduces flex in the rear mounting area and helps preserve suspension alignment under load. That stability simplifies comparative testing of shock and anti-squat settings during a race weekend.

Tuning strategy guidance

Fit the 4-degree mount to reduce abrupt oversteer and to stabilise corner exit. Use it as part of a controlled setup plan: change one parameter at a time and log lap responses to dial in optimal balance.

It shifts rear geometry toward increased stability, making it easier to isolate the effects of dampers and anti-squat when testing setup changes on lap consistency.
Start with stock shock settings and add small increments of rear rebound or compression as needed. Record each change and evaluate over several laps to determine net gains.
Yes. Its consistent geometry makes it a useful baseline for progressive tuning, allowing you to compare chassis behaviour with reliable rear-end settings.