
Longer Wider Tougher Chassis
This new version marks the next evolution of the capable ARRMA 4X4 4S platform — longer, wider, and tougher than the previous chassis.
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Part no. ARA4408V2T1
The original ARRMA KRATON 4X4 4S BLX Speed Monster Truck provided the perfect middle ground between the agile 3S BLX vehicles and bigger, more powerful 6S BLX machines. This new version marks the next evolution of the capable ARRMA 4X4 4S platform — longer, wider, and tougher than the previous chassis for even greater stability and control. It also includes a full package of Spektrum radio electronics and is the first ARRMA 4X4 to come equipped with a Spektrum 4S brushless power system.
The footprint of this KRATON 4X4 4S BLX Speed Monster Truck is 16% larger than the previous model, with higher shock towers, longer shocks, and wider suspension arms for longer, more plush suspension travel. The strength of the transmission has been bolstered with steel gearbox input gears, steel main diff gears and CVD driveshafts. The KRATON 4X4 4S BLX incorporates the signature ARRMA easy-access modular design to make routine maintenance fast and simple.

This new version marks the next evolution of the capable ARRMA 4X4 4S platform — longer, wider, and tougher than the previous chassis.

The footprint of this Kraton 4X4 4S BLX Speed Monster Truck is 16% larger than the previous model.

Higher shock towers, longer shocks and wider suspension arms give the vehicle longer, more plush suspension travel.

Durable steel 1.35 module main diff gears and strong CVD telescopic driveshafts front and rear are included.

CNC machined, red anodized 17mm wheel hubs and sway bars fitted front and rear improve cornering dynamics.

The ARRMA easy-access modular design allows the power, diff, and electronics modules to be removed quickly for maintenance.

The Spektrum Firma 120A Smart ESC and 3668 2400Kv brushless motor deliver 4S brushless power as standard.

The sleek truck body features a tough, injection-molded rear wing and comes factory-finished in your choice of two exciting colors.

Front and rear bumpers protect against impacts and a wheelie bar with rubber tires provides stunt potential.

Made of high-quality rubber, the dBoots Copperhead 2 LP tires offer an aggressive, chunky tread pattern for excellent traction.

Aluminum big bore shocks are included as standard, mounted on higher shock towers for more plush suspension travel.

Exploded view showing the complete parts breakdown of the ARRMA Kraton 4x4 4S V2 monster truck.

Parts diagram for the ARRMA Kraton 4x4 4S V2 speed monster truck.
| Scale | 1/10 |
|---|---|
| Vehicle Type | Monster Truck |
| Completion Level | Ready-To-Run |
| Drivetrain | 4WD |
| Product Length | 21.54" (547mm) |
| Product Width | 17.72" (450mm) |
| Product Height | 8.11" (206mm) |
| Product Weight | 9.26 lbs (4.2kg) |
| Wheelbase | 13.98" (355mm) |
| Front Track | 17.72" (450mm) |
| Rear Track | 17.72" (450mm) |
| Motor Size | 3668-2400Kv |
| Spur Gear | 57T |
| Pinion | 13T |
| Internal Gear Ratio | 2.85 |
| Final Drive Ratio | 12.48 |
| Motor Type | Brushless — Sensorless |
| Differential | 2 Gear Diffs |
| Suspension | Independent |
| Shock Type | Aluminium body, coil-over springs |
| Chassis | Moulded composite |
| Brakes | Integral with ESC |
| Water-Resistant | Yes |
| Ball Bearings | Full set, rubber shielded |
| Wheel Hex Size | 17mm |
| Gear Pitch | 0.8m |
| Max Battery Dimensions | 6.14 x 2.01 x 1.89 in (156 x 51 x 48mm) |
| Technology | Smart |
| Radio | Included |
| Receiver | Included |
| Servos | Included |
| Speed Control | Included |
| Charger | Sold Separately |
| Battery | Sold Separately |
| Approximate Assembly Time | No assembly required |
| Body | Painted, decalled and trimmed |
| Scale | 1/10 |
|---|---|
| Max LiPo Power | 4S (14.8v) |
| Completion | Ready to Run |
| Skill Level | Intermediate |
| Power Source | Electric Brushless |
| Chassis Type | Monster Truck |
| On/Off Road | Off Road |
| Drivetrain | 4WD |
| Battery Connector | IC5, EC5 |
|---|---|
| Rear Shock Oil | 500cSt |
| Front Differential Oil | 6,000w |
| Rear Differential Oil | 6,000w |
| Pinion Gear | 13T 32dp/0.8Mod |
| Spur Gear | 57T 32dp/0.8Mod |
| Wheel Hex Size | 17mm |
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