22X-4 2.0

TLR 22X-4 2.0 Setups

Off-roadBuggy1/10 scale4WD

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Ross Racing
Horizon Hobby
My Base Setup
Track
Maximus
Indoor Carpet
High grip
Event
Iron maximus
Jul 12, 2026
Wesley Knapp
Wesley Knapp
Loose Dirt
Track
RC Excitement, Inc.
Outdoor Hard-Packed
Low grip
Event
Outdoor Dirt Club
Jun 13, 2026
Wesley Knapp
Wesley Knapp
DC Glued Clay
Track
RCExcitement
Indoor Clay
High/Medium grip
Event
Thursday Night Club Racing
May 27, 2026
Garrett Tucker
Garrett Tucker
Team Losi Racing
Battle at B&T Raceway 2026
Track
B&T Raceway
Outdoor Hard-Packed
High grip
Event
The Battle at B&T Raceway 2026
Mar 29, 2026
Joel D
So Dialed
AC Base
1
Track
Astro/Carpet Base
Indoor Carpet
Medium grip
Date
Feb 23, 2026

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Gearing

Stock gearing for the TLR 22X-4 2.0, with common pinions and their ratios.

Stock spur
78T
Internal ratio
2.5:1
Typical pinion
≤6T ≈ 18T · 7.5–8.5T ≈ 20T · 13.5T ≈ 25T
Class medians on the stock spur. For your motor and track →
PinionSpur ÷ pinionFDR
16T4.8812.19
17T4.5911.47
18T4.3310.83
19T4.1110.26
20T3.909.75
21T3.719.29
22T3.558.86
23T3.398.48
24T3.258.13
25T3.127.80
26T3.007.50
27T2.897.22
28T2.796.96

Shaded rows are the pinions most 1/10 4WD buggy setups run on the stock spur.

What pinion should I run?

Tell us your motor and track and get a starting pinion for the TLR 22X-4 2.0, with the range racers in the class run.

Get a recommendation →Shop pinion gears at AMain →

What pinion gear should I use on the TLR 22X-4 2.0?

It depends on your motor and the track. In the 1/10 4WD buggy class, racers gear by final drive ratio: 6T and below near 10.66, 7.5–8.5T near 10.00, 13.5T near 7.95. On the 22X-4 2.0's stock 78T spur that is about 18T for 6T and below, 20T for 7.5–8.5T, 25T for 13.5T. Tight tracks gear down, open tracks gear up. For a starting pinion matched to your motor, use the So Dialed Pinion Recommender with the 22X-4 2.0 selected.

What is the internal ratio (transmission ratio) of the TLR 22X-4 2.0?

The 22X-4 2.0 has an internal ratio of 2.5:1. Final drive ratio = spur ÷ pinion × 2.5. With the stock 78T spur, a 16T pinion gives an FDR of 12.19 and a 28T gives 6.96.

How many teeth is the stock spur gear on the TLR 22X-4 2.0?

78 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 (Dirt-Clay). Part numbers link to AMain.

Shock oil
Front
40 wt
Rear
32.5 wt
Team Losi oil
Springs
Front
4.19lb Green #TLR-1207
Rear
2.22lb Green #TLR-1190
Pistons
Front
2 x 1.7mm
Rear
2 x 1.8mm
Diff fluid
Front
7,000 cst
Center
500,000 cst
Rear
5,000 cst

What shock oil does the TLR 22X-4 2.0 come with?

Out of the box the 22X-4 2.0 runs 40 wt front, 32.5 wt rear (Team Losi oil), on 2 x 1.7mm front, 2 x 1.8mm 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 TLR 22X-4 2.0 come with?

The kit springs are 4.19lb Green (#TLR-1207) front, 2.22lb Green (#TLR-1190) rear. Stiffer springs suit high grip and big jumps; softer springs add grip on slick or bumpy tracks.

What diff fluid does the TLR 22X-4 2.0 come with?

The kit diff fluid is 7,000 cst front, 500,000 cst center, 5,000 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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Your TLR 22X-4 2.0 is in the RC Setup App

Save every setup change you make to your TLR 22X-4 2.0, get AI tuning answers for that exact car, and log your races — at the track or back in the pits.

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