ManualSource: HB
HB D4 Evo3 Manual
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Gear Ratio Calculator
Dial in your pinion and spur in seconds — free, with rollout and FDR.
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Setup App & Race Log
Your HB D4 Evo3 is in the RC Setup App
Save every setup change you make to your HB D4 Evo3, get AI tuning answers for that exact car, and log your races — at the track or back in the pits.
- Setup Tracking
- AI Mechanic answers
- Find & Share Setups
- Race Log
- Gear Ratio Calculator
- Free to use
