The ARRMA Infraction 4X4 3S BLX is a 1/8‑scale all‑road street‑bash truck built for fun, speed and durability — ideal for both beginners and hobbyists who want a powerful, ready‑to‑run (RTR) truck for street or light off‑road use.
🔧 Key Features & What You Get
Scale & Type: 1/8 scale electric 4WD street‑bash truck, RTR — comes with motor, ESC (speed controller), servo, receiver and radio transmitter pre‑installed.
Power & Drivetrain: 3S BLX brushless power setup (Spektrum™ Firma™ 3660 3900 Kv brushless motor + Firma™ 100A Smart ESC) — gives good acceleration and reliable power for street bashing.
Performance: Capable of 65+ mph (in ideal conditions using the included speed‑pinion gear + a suitable 3S LiPo battery).
Tires & Wheels: Comes with dBoots® Hoons™ “all‑road” tires with vented design and durable wheels — good grip on pavement or mixed surfaces.
Suspension & Handling: Independent suspension with oil‑filled shocks, front and rear sway bars for stable handling and smooth ride over bumps — designed for all‑road performance.
Body & Style: “Resto‑Mod” styled truck body giving a cool street‑truck look — ideal for street bashing or urban RC drives.
Electronics Included: Spektrum™ 2.4 GHz DX3 Smart DSMR® radio transmitter + SR6200A AVC® receiver + waterproof metal‑geared servo — so you get a full RTR package.
🧰 What’s Included in the Box
ARRMA Infraction 4X4 3S BLX 1/8 4WD truck chassis + assembled body + tires/wheels
Spektrum Firma 100A Smart ESC (installed)
Spektrum Firma 3660 3900 Kv brushless motor (installed)
Spektrum 2.4 GHz DX3 Smart DSMR transmitter + Spektrum SR6200A AVC receiver
Waterproof metal‑geared servo (included)
Manual / user guides
Note: Battery pack (2S or 3S LiPo) and charger are not included — you need to buy them separately. Also transmitter needs 4x AA batteries.
📊 Specifications (Summary)
| Spec | Detail |
|---|---|
| Scale | 1/8 |
| Drive Type | 4WD, Forward / Brake / Reverse |
| Motor | Spektrum Firma 3660 3900 Kv brushless |
| ESC | Spektrum Firma 100A Smart ESC (waterproof) |
| Suspension | Oil‑filled shocks + independent suspension, front & rear sway bars |
| Tires | dBoots® Hoons™ all‑road tires on robust wheels |
| Top Speed | 65+ mph (with 3S LiPo + optional speed pinion) |
| Completion Level | Ready‑to‑Run (RTR) — transmitter, receiver, ESC, motor, servo included |








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