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Arrma Big Rock 223S DSC

Brand: Arrma

Part No: ARA4312V4

£359.00 RRP £399.99

In Stock: Usually ships same day

Collect Instore

Upgrade to a higher performance battery pack and charger with this pro spec combo

1 x HPI Plazma 1.5V Alkaline AA Battery (4Pcs)
HPI-101939
1 x Voltz LiPo Charge Sack Bag - Medium 22cm x 18cm
VZ1001
1 x EC5 Super Duty Charge Lead With 4mm Plugs
O-LGL-CLEC5
1 x eTronix Powerpal 3.0 AC/DC Performance Charger/Discharger - 80W 10A
ET0202
1 x Voltz 5000Mah 11.1V 50C Lipo Battery - EC5
VZ0550003SEC5

Saves £55.72 over RRP

Combine some top spec 3S batteries for 6S power and ultimate speed!

1 x HPI Plazma 1.5V Alkaline AA Battery (4Pcs)
HPI-101939
1 x Voltz LiPo Charge Sack Bag - Medium 22cm x 18cm
VZ1001
1 x EC5 Super Duty Charge Lead With 4mm Plugs
O-LGL-CLEC5
1 x eTronix Powerpal 3.0 AC/DC Performance Charger/Discharger - 80W 10A
ET0202
2 x Voltz 5000Mah 11.1V 50C Lipo Battery - EC5
VZ0550003SEC5

Saves £59.42 over RRP

Add the latest SMART technology batteries for the easiest charge experience and top performance.

1 x HPI Plazma 1.5V Alkaline AA Battery (4Pcs)
HPI-101939
1 x Voltz LiPo Charge Sack Bag - Medium 22cm x 18cm
VZ1001
2 x 5000mAh 3S 11.1V 50C Smart LiPo Hardcase IC5
SPMX50003S50H5
1 x Spektrum S2100 G2 2x100W AC Smart Charger
SPMXC2000I

Saves £83.97 over RRP

The Arrma Big Rock 223S DSC (ARA4312V4) is a 1/10 scale BLX 4x4 ready-to-run brushless monster truck designed to grow with you. Run 35+ mph on 2S and unleash 50+ mph performance on 3S, supported by Spektrum Dynamic Stability Control (DSC) with selectable modes and transmitter throttle limiting for confident control. A tough composite chassis, metal gear diffs, and dBoots Ragnarok all‑terrain tyres deliver dependable bashing across dirt, gravel, and short grass, while the hidden clipless body system makes maintenance quick and easy.

Key Features

  • Ready-to-run — just add a suitable LiPo battery and charger
  • 35+ mph on 2S; 50+ mph on 3S (battery dependent)
  • Spektrum DSC and throttle limiting for increased control
  • Stronger, ventilated composite chassis with higher side guards
  • Super-tough 4x4 drivetrain with all‑metal gear centre differential
  • Easy-to-service centre diff module
  • Independent all‑terrain suspension with adjustable, oil‑filled shocks
  • Impact‑absorbing bumpers and driveshaft stone guard
  • Spektrum SLT3 2.4GHz 3‑channel radio system
  • Spektrum SLT 80A 2‑in‑1 waterproof 2S/3S ESC and receiver
  • Spektrum 3100Kv brushless motor with 35mm cooling fan
  • Hidden clipless body retention with scale crew cab styling
  • dBoots Ragnarok all‑terrain tyres
  • Includes 2.0mm and 2.5mm hex drivers
  • 2‑year limited warranty

Specifications

  • Scale: 1/10 Monster Truck
  • Power: Electric brushless
  • Drivetrain: 4WD
  • LiPo Compatibility: 2S, 3S
  • Connector: IC5
  • Radio/Receiver: Included (Spektrum)
  • ESC: Included, waterproof 80A 2‑in‑1
  • Servo: Spektrum S662 metal‑geared, waterproof
  • Tyres: dBoots RAGNAROK
  • Final Drive Ratio: 10.15:1
  • Wheelbase: 12.87" (327 mm)
  • Length: 20.24" (514 mm); Width: 14.02" (356 mm); Height: 7.91" (201 mm)
  • Weight: 7.82 lb (3.55 kg)
  • Max Battery Size: 165 x 51 x 48 mm
  • Water‑resistant electronics

What’s Included

  • BIG ROCK 223S BLX 4X4 1/10 Scale Crew Cab Monster Truck RTR
  • Spektrum SLT 80A 2‑in‑1 Waterproof ESC & Receiver (2S/3S) with DSC
  • Spektrum 3100Kv Brushless Motor
  • Spektrum SLT3 2.4GHz Transmitter
  • Spektrum S662 Metal‑Geared 25T Waterproof Digital Servo
  • (4) AA Batteries
  • Instruction Manual

Required To Complete

  • (1) 2S or (1) 3S hardcase LiPo battery
  • (1) Compatible LiPo charger

ARRMA BIG ROCK 223S BLX 4X4 Monster Truck RTR

The 1/10 scale, ready-to-run BIG ROCK 223S BLX 4X4 has everything you’re looking for in your first brushless monster truck. Its scale crew cab body offers impressive street style. Legendary ARRMA durability and all-road dBoots RAGNAROK tires expand your bashing territory to include dirt tracks, trails, and even muddy courses. It’s an exceptional value, too - as you gain experience, you can easily increase the speed potential to over 50 mph without buying upgrades or changing vehicles.

ARRMA developed the 223S series especially for brushless bashing newcomers who want to grow from 2S to 3S power without needing expensive option parts or buying a whole new basher. On a 2S LiPo, the BIG ROCK 223S BLX 4X4 reaches 35+ mph top speeds. That speed matches or even beats the best that other manufacturers’ 2S bashers can do. Whenever you’re ready, switch to a 3S battery. Now you can unleash this monster truck’s full 50+ mph potential!

You control how fast your BIG ROCK 223S BLX 4X4 can go based on your battery choice and where you set the Spektrum SLT3 transmitter’s throttle limiting switch. Throttle limiting automatically restricts top speed to a level you prefer until you’re ready for it all. With the switch set to 50% or 75%, you’ll never worry about going faster than you can safely control. You’ll make the transition from 2S to 3S speeds with absolute confidence.

The Dynamic Stability Control (DSC) built into the monster truck’s Spektrum electronics offers another big advantage, and not just for brushless newcomers. With four selectable modes, DSC can automatically correct steering input as needed to improve your control and confidence on any surface. Just turn off the DSC whenever you want to rely only on the skills you’ve learned.

Factory assembled and installed, the heavy-duty, metal gear differentials send power from the Spektrum 3100Kv brushless motor to all four wheels for worry-free bashing on dirt, gravel, or short grass. The entire power system is well-protected and the all-terrain independent suspension and oil-filled shocks soak up bumps. Set up ramps or build some dirt mounds and launch your truck into the air! Extended height side guards on the strong composite chassis combine with the close-fitting body to keep dirt and debris out of the chassis tub. When maintenance is needed, the hidden clipless body retention system allows quick, easy chassis access.

The ARRMA BIG ROCK 223S BLX 4X4 comes complete with installed, high-quality Spektrum electronics, including an 80A waterproof ESC/receiver and metal geared S662 waterproof servo. It’s the perfect mix of affordability, scale realism, and 2S to 3S speed potential. Just add your choice of battery and charger and take your truck bashing to the next level.

ARRMA BIG ROCK 223S BLX 4X4 Monster Truck RTR Features

  • Ready-to-run - just add battery and charger
  • Install a 2S LiPo battery for 35+ mph maximum speed
  • Use a 3S battery for 50+ mph top speed
  • Spektrum DSC (Dynamic Stability Control) and throttle limiting keep you in control
  • Stronger, ventilated composite chassis
  • Super-tough 4X4 drivetrain
  • Easy to use center diff module
  • All-metal gear center differential
  • Stealth monochrome electronics
  • Stronger all-terrain suspension
  • Adjustable oil-filled shocks
  • Impact absorbing bumpers
  • Higher side guards for improved dirt management
  • Driveshaft stone guard
  • Spektrum SLT3 2.4GHz 3-channel transmitter
  • Spektrum S662 metal-geared waterproof digital servo
  • Spektrum SLT 80A 2-in-1 waterproof 2S/3S ESC and receiver
  • Spektrum 3100Kv brushless motor and 35mm motor cooling fan
  • Hidden clipless body retention system
  • Truck body with grille, nameplate, and other details
  • Folding wing mirrors
  • dBoots Ragnarok all-terrain tires
  • 4 “AA” transmitter batteries
  • Includes 2.0mm and 2.5mm hex drivers
  • 2-Year limited warranty (see website for details)
  • *For details on waterproof standards, please refer to the product instruction manuals.

Arrma Big Rock 223S DSC Specfications:

  • Battery: Sold Separately
  • Body: Painted, Decalled
  • Charger: Sold Separately
  • Completion Level: Ready-To-Run
  • Connector Type: IC5
  • Drivetrain: 4WD
  • Final Drive Ratio: 10.15 : 1
  • LiPo Compatibility: 2S, 3S
  • Max Battery Dimensions: 6.5 x 2.01 x 1.89 in (165 x 51 x 48mm)
  • Motor Type: Brushless
  • Power Type: Electric
  • Product Height: 7.91" (201 mm)
  • Product Length: 20.24" (514 mm)
  • Product Weight: 7.82 lb (3.55 kg)
  • Product Width: 14.02" (356 mm)
  • Radio: Included
  • Receiver: Included
  • Scale: 1/10
  • Shock Type: Aluminum, Oil-Filled, Coil-Over Springs
  • Speed Control: Included
  • Tire Type: dBoots RAGNAROK
  • Top Speed: 50+
  • Vehicle Type: Monster Truck
  • Water-Resistant: Yes
  • Wheelbase: 12.87" (327 mm)

In The Arrma Big Rock 223S DSC Box

  • (1) BIG ROCK 223S BLX 4X4 1/10 Scale Crew Cab Monster Truck RTR
  • (1) Spektrum SLT 80A 2-in-1 Waterproof ESC & Receiver 2S/3S with DSC
  • (1) Spektrum 3100Kv Brushless Motor
  • (1) Spektrum SLT3 2.4GHz Transmitter (1) Spektrum S662 Metal-Geared 25T Waterproof Digital Servo
  • (4) AA Batteries
  • (1) Instruction Manual
  • *For details on waterproof standards, please refer to the product instruction manuals

Arrma Big Rock 223S DSC Requires to Complete

  • (1) x 2S or (1) x 3S Hardcase LiPo
  • (1) Charger


Key Info:
  • Brand: Arrma
  • Part No: ARA4312V4
  • Scale: 1:10
  • Build Level: Assembled (RTR)
  • Power Source: Electric - Brushless
  • Vehicle Type: Monster Truck
  • Surface Type: Off Road
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Questions & Answers
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What connector is on the truck DEANS or EC5?
Amdy / 9th July 2025

This has an IC5 connector.

Rich @ Wheelspin Models
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