Setups
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Gearing
Stock gearing for the Capricorn LAB GT2 GP 2025, with common pinions and their ratios.
| Pinion | Spur ÷ pinion | FDR |
|---|---|---|
| 16T | 3.56 | 11.78 |
| 17T | 3.35 | 11.09 |
| 18T | 3.17 | 10.48 |
| 19T | 3.00 | 9.92 |
| 20T | 2.85 | 9.43 |
| 21T | 2.71 | 8.98 |
| 22T | 2.59 | 8.57 |
| 23T | 2.48 | 8.20 |
Shaded rows are the pinions most 1/8 4WD 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 Capricorn LAB GT2 GP 2025, with the range racers in the class run.
Get a recommendation →Shop pinion gears at AMain →What pinion gear should I use on the Capricorn LAB GT2 GP 2025?
It depends on your motor and the track. In the 1/8 4WD touring/gt class, racers gear by final drive ratio: 2300–3000 Kv near 8.21. On the LAB GT2 GP 2025's stock 57T spur that is about 23T for 2300–3000 Kv. Tight tracks gear down, open tracks gear up. For a starting pinion matched to your motor, use the So Dialed Pinion Recommender with the LAB GT2 GP 2025 selected.
What is the internal ratio (transmission ratio) of the Capricorn LAB GT2 GP 2025?
The LAB GT2 GP 2025 has an internal ratio of 3.308:1. Final drive ratio = spur ÷ pinion × 3.308. With the stock 57T spur, a 16T pinion gives an FDR of 11.78 and a 23T gives 8.20.
How many teeth is the stock spur gear on the Capricorn LAB GT2 GP 2025?
57 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
- 1000 cst
- Rear
- 1000 cst
- Front
- Blue #CAP-3144-5,0-2 →
- Rear
- Purple #CAP-3144-4,75-2 →
- Front
- 8 x 1.3mm #CAP-3133 →
- Rear
- 8 x 1.3mm #CAP-3133 →
What shock oil does the Capricorn LAB GT2 GP 2025 come with?
Out of the box the LAB GT2 GP 2025 runs 1000 cst front, 1000 cst rear, on 8 x 1.3mm (#CAP-3133) front, 8 x 1.3mm (#CAP-3133) 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 Capricorn LAB GT2 GP 2025 come with?
The kit springs are Blue (#CAP-3144-5,0-2) front, Purple (#CAP-3144-4,75-2) rear. Stiffer springs suit high grip and big jumps; softer springs add grip on slick or bumpy tracks.
Setup Help
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