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ARRMA

ARRMA Kraton 4x4 4S V2 BLX Speed RC Monster Truck Electric Brushless 4WD 1/10 Scale RTR

  • 1/10
  • 4WD
  • RTR
  • Brushed

Part no. ARA4408V2

2 in stock5.0
2 reviews
1 / 16
1 / 16

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$771.00

or 4 fortnightly payments of $192.75 with afterpay or PayPal, or zip

Add it to My Garage

ARRMA Kraton 4X4 4S BLX V2 RC Monster Truck: 1/10 scale brushless beast with aluminium centre diff, 88+ km/h speed potential, and ready-to-run.

  • Speeds beyond 88 km/h with a 4S LiPo battery and optional pinion gear
  • Aluminium-cased centre differential for unrivalled traction on any surface
  • Spektrum Firma 120A V2 Smart Waterproof ESC and 3668 2400Kv Brushless Motor
  • Ready-to-run with Spektrum SLT3 2.4GHz radio and SR315 dual protocol receiver
  • EXB CVD driveshafts, long oil-filled shocks, and easy-access modular design
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You'll need

Not included: 3S or 4S LiPo Battery with EC5™ or IC5® connector, Compatible Battery Charger.

This item + 4 required$1,383.51

Part Support

Replacement & upgrade parts that fit this model

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Overview

The ARRMA Kraton 4S is a high-performance basher that delivers next-level ARRMA toughness, speed, and untamed power. This formidable truck sits between agile 3S BLX bashers and powerful 6S BLX machines, offering a thrilling blend of performance and manoeuvrability. The Kraton 4S reinforced chassis features a centre diff module for unrivalled traction, while wishbone dirt guards, out-drive protectors, and taller side guards shield it while bashing. The enhanced 4S-capable Spektrum brushless power system delivers punch and improved driving feel, complemented by a higher torque Spektrum S662 metal-geared digital servo for sharpened handling. The Kraton features lofty shock towers, long oil-filled shocks, wide arms for plush suspension travel, steel diff gears, and EXB CVD front and rear driveshafts for unstoppable power delivery. The signature ARRMA easy-access modular design ensures rapid maintenance. Fully ready-to-run, the Kraton 4S includes a 3-channel Spektrum SLT3 2.4GHz radio and dual protocol SR315 receiver.

Note

Please refer to the instruction manual for specific waterproof standards, safety precautions, and operating instructions.

Features

  • New upgrades including a new metal centre differential set up based on the Mojave 4S
  • Out-drive protectors, taller side guards, and wishbone dirt guards
  • Higher torque Spektrum S662 metal-geared digital servo with alloy case centre
  • New Spektrum Firma 120A V2 Smart ESC paired with the Spektrum 3668 2400Kv Brushless motor
  • Improved battery retention system with wire clips
  • Centre support brace for maximum durability
  • EXB all metal gear differentials for enhanced durability and toughness
  • Rubber-shielded bearings throughout to protect against dust and debris
  • Genuine ARRMA Product

In the box

  • 1x ARRMA 1/10 KRATON 4x4 BLX 4S Brushless RC Speed Monster Truck RTR
  • 1x Spektrum 2.4GHz SLT3 Transmitter
  • 4x AA Transmitter Batteries
  • 1x Product Manual

You'll need

  • 3S or 4S LiPo Battery with EC5™ or IC5® connector
  • Compatible Battery Charger
Add them from the buy box

Highlights

Spektrum SLT3 Radio System

Spektrum SLT3 Radio System

The included SLT3 3-channel radio system offers reliable 2.4GHz control with user-adjustable features like steering and throttle trims, steering rate, and throttle limits. The SR315 DSMR 3-channel sport receiver provides a seamless upgrade path to higher-channel Spektrum transmitters like the DX5C, DX5 Rugged, or DX5 Pro, allowing you to expand your control options as your skills grow.

dBoots Copperhead 2 Tyres

dBoots Copperhead 2 Tyres

The ARRMA® KRATON™ 4X4 4S BLX Speed Monster Truck features aggressive dBoots® Copperhead 2 LP tyres with a multi-surface tread pattern for exceptional traction on various terrains. These vented tyres disperse water for improved durability and are mounted on tough, 3.8" MT black multi-spoke wheels with CNC-machined, red-anodised 17mm hubs. This combination delivers a winning blend of performance and style.

Modular Chassis Design Simplifies Maintenance

Modular Chassis Design Simplifies Maintenance

The ARRMA® KRATON™ 4X4 4S BLX Speed Monster Truck features a modular chassis design for easy access to key components. Separate, easily removable modules for the power system, electronics, and differentials make routine maintenance a breeze. The updated KRATON™ 4S BLX chassis now includes a centre differential module, hinge pin bracing for increased durability, and a dirt drain to keep debris out.

Spektrum V2 Power System

Spektrum V2 Power System

The ARRMA® KRATON™ 4X4 4S BLX Speed Monster Truck is equipped with a potent Spektrum™ Firma™ brushless power system. The efficient 2400Kv brushless motor is paired with an updated, cool-running Spektrum Firma™ 120A Smart V2 waterproof ESC featuring IC5 connectors (compatible with EC5 connectors). Unleash incredible speed and power, reaching 55+ mph with a 4S LiPo battery and optional pinion gear (sold separately).

Upgraded Servo

Upgraded Servo

The Spektrum S662 digital, waterproof steering servo, equipped with full metal gears and delivering an impressive 17kg-cm of torque at 7.4V, effortlessly handles the demands of high-speed, all-terrain bashing. This robust servo also features an industry-standard 25T spline servo horn for compatibility with a wide range of servo savers and horns.

Tougher Than Ever

Tougher Than Ever

Equipped with a comprehensive array of protective measures, including dirt guards for the wishbones, out-drive protectors, and taller side guards, the Kraton is now better equipped than ever to handle the rigours of high-speed, all-terrain bashing.

Metal Drivetrain

Metal Drivetrain

Designed to withstand the rigours of extreme bashing, the Kraton boasts all-metal EXB gear diffs. An additional aluminium-cased centre differential further enhances its traction capabilities, ensuring unrivalled performance and durability across almost any terrain.

Specifications

Length547mm (21.54in)
Width450mm (17.72in)
Height206mm (8.11in)
Wheelbase355mm (13.98in)
Weight4.2kg (9.26lbs)
Tyre Diameter/Width F/RW: 75mm (2.95in) D: 156mm (6.14in)
ChassisMonster Truck
Drivetrain4WD
Gears12.48:1
SuspensionOil Filled EXB Shock Absorbers
MotorSpektrum Firma 3668 2400Kv Brushless Motor w/ Heatsink & Motor Fan
ESCSpektrum Firma 120A V2 Smart ESC

RC Car

Scale1/10
Max LiPo Power4S (14.8v)
CompletionReady to Run
Skill LevelIntermediate
Power SourceElectric Brushed
Chassis TypeMonster Truck
On/Off RoadOff Road
Drivetrain4WD

Factory Specs

Battery ConnectorIC5
Front Shock Oil500cSt
Rear Shock Oil500cSt
Front Differential Oil10000cSt
Rear Differential Oil10000cSt
Pinion Gear13T 32dp/0.8Mod
Spur Gear57T 32dp/0.8Mod
Wheel Hex Size17mm

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Reviews (2)

5.0

Based on 2 reviews

  • 5 stars2
  • 4 stars0
  • 3 stars0
  • 2 stars0
  • 1 star0
  • Arthur J

    1 July 2026

    The Armmar kraton is the toughest Rc I’ve ever driven very underrated and never fails to put a smile on my face.

  • Lee M

    Verified buyer

    18 Feb 2026

    The HD Guys were absolute champions to help get me started with my Kraton 4S, answered all my questions and some were ridiculous being new to the Hobbie. It arrived early and they had the only one I could find in OZ! Cheers lads!

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