SRX8GTe WC

Serpent SRX8GTe WC

Q&A, setups, gearing, kit settings, and guides

On-road•Touring/GT•1/8 scale•4WD

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Setups

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Gearing

Stock gearing for the Serpent SRX8GTe WC, with common pinions and their ratios.

Stock spur
44T
Internal ratio
3.385:1
Typical pinion
2300–3000 Kv ≈ 18T
Class medians on the stock spur. For your motor and track →
PinionSpur ÷ pinionFDR
16T2.759.31
17T2.598.76
18T2.448.27
19T2.327.84
20T2.207.45
21T2.107.09
22T2.006.77
23T1.916.48

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 Serpent SRX8GTe WC, with the range racers in the class run.

Get a recommendation →Shop pinion gears at AMain → (opens in new tab)

What pinion gear should I use on the Serpent SRX8GTe WC?

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 SRX8GTe WC's stock 44T spur that is about 18T 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 SRX8GTe WC selected.

What is the internal ratio (transmission ratio) of the Serpent SRX8GTe WC?

The SRX8GTe WC has an internal ratio of 3.385:1. Final drive ratio = spur ÷ pinion × 3.385. With the stock 44T spur, a 16T pinion gives an FDR of 9.31 and a 23T gives 6.48.

How many teeth is the stock spur gear on the Serpent SRX8GTe WC?

44 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.

Shock oil
Front
1200 cst
Rear
1200 cst
Serpent oil
Springs
Front
34.5lb Silver #600601 →
Rear
37lb Black #600602 →
Pistons
Front
6 hole #600145 →
Rear
6 hole #600145 →
Diff fluid
Front
1,000,000 cst
Rear
80,000 cst

What shock oil does the Serpent SRX8GTe WC come with?

Out of the box the SRX8GTe WC runs 1200 cst front, 1200 cst rear (Serpent oil), on 6 hole (#600145) front, 6 hole (#600145) 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 Serpent SRX8GTe WC come with?

The kit springs are 34.5lb Silver (#600601) front, 37lb Black (#600602) rear. Stiffer springs suit high grip and big jumps; softer springs add grip on slick or bumpy tracks.

What diff fluid does the Serpent SRX8GTe WC come with?

The kit diff fluid is 1,000,000 cst front, 80,000 cst rear. Thicker front adds steering on power; thicker center sends more drive rearward; thicker rear stabilizes the car under throttle.

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