Setups
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Gearing
Stock gearing for the Xpress EXECUTE MF1, with common pinions and their ratios.
| Pinion | Spur ÷ pinion | FDR |
|---|---|---|
| 36T | 2.39 | 4.54 |
| 37T | 2.32 | 4.42 |
| 38T | 2.26 | 4.30 |
| 39T | 2.21 | 4.19 |
| 40T | 2.15 | 4.08 |
| 41T | 2.10 | 3.99 |
| 42T | 2.05 | 3.89 |
| 43T | 2.00 | 3.80 |
| 44T | 1.95 | 3.71 |
| 45T | 1.91 | 3.63 |
| 46T | 1.87 | 3.55 |
| 47T | 1.83 | 3.48 |
Shaded rows are the pinions most 1/10 FWD touring/gt setups run on the stock spur.
What pinion should I run?
Tell us your motor and track and get a starting pinion for the Xpress EXECUTE MF1, with the range racers in the class run.
Get a recommendation →Shop pinion gears at AMain →What pinion gear should I use on the Xpress EXECUTE MF1?
It depends on your motor and the track. In the 1/10 FWD touring/gt class, racers gear by final drive ratio: 17.5T near 4.51. On the EXECUTE MF1's stock 86T spur that is about 36T for 17.5T. Tight tracks gear down, open tracks gear up. For a starting pinion matched to your motor, use the So Dialed Pinion Recommender with the EXECUTE MF1 selected.
What is the internal ratio (transmission ratio) of the Xpress EXECUTE MF1?
The EXECUTE MF1 has an internal ratio of 1.9:1. Final drive ratio = spur ÷ pinion × 1.9. With the stock 86T spur, a 36T pinion gives an FDR of 4.54 and a 47T gives 3.48.
How many teeth is the stock spur gear on the Xpress EXECUTE MF1?
86 teeth. Changing the spur moves every pinion's ratio at once; most racers leave the spur and tune with the pinion.
Kit setup
Kit shock setup. Part numbers link to AMain.
- Front
- 450 cst
- Rear
- 450 cst
- Front
- Silver medium #XP-10169 →
- Rear
- Silver medium #XP-10169 →
- Front
- 4-hole
- Rear
- 4-hole
What shock oil does the Xpress EXECUTE MF1 come with?
Out of the box the EXECUTE MF1 runs 450 cst front, 450 cst rear, on 4-hole front, 4-hole rear pistons. That is the kit setup; you will need to adjust it for your track conditions. The RC Setup App can help dial it in.
What springs does the Xpress EXECUTE MF1 come with?
The kit springs are Silver medium (#XP-10169) front, Silver medium (#XP-10169) rear. Stiffer springs suit high grip and big jumps; softer springs add grip on slick or bumpy tracks.
Setup Help
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Setup App & Race Log
Your Xpress EXECUTE MF1 is in the RC Setup App
Save every setup change you make to your Xpress EXECUTE MF1, get AI tuning answers for that exact car, and log your races — at the track or back in the pits.
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