ARRMA 1/10 Granite 4x4 Mega 550 Brushed MT RTR Red/Black

By:arrma rc vehicles
Quantity: Only 1 left in stock.




Powered by the MEGA 550 brushed motor system, the ARRMA GRANITE 4X4 MEGA RTR Monster Truck is DESIGNED FAST, DESIGNED TOUGH built for exciting bashing speeds and extreme, all-terrain durability!

Its full-time 4WD transmission with front and rear differentials uses strong front, rear, and centerline telescopic driveshafts that cant be lost during heavy impacts, unlike dogbones. A simple, dependable, responsive steering assembly complements the ultra-reliable drive system and features a servo horn with built-in servo saver.

The self-bleeding, oil-filled shocks use a tried and tested, coil-over design for simple maintenance and amazing handling.  Their innovative rod end has a molded-in spring perch for extra toughness. High chassis guards limit the amount of dirt and debris that can get into the chassis tub. Shock-absorbing loops keep the front and rear bumpers secured to the chassis, offering defense against heavy impacts.


  • Spektrum STX2 2.4GHz radio
  • 2-Channel SRX200 waterproof receiver
  • Built-in 3-position throttle limiter
  • Extended range and interference-free performance
  • Throttle/steering reversing
  • Throttle/steering travel adjust
  • Throttle limiting
  • ADS-5 waterproof 5kg-cm servo (70 oz-inch @ 6V)
  • MEGA 12T Brushed 550 motor
  • MEGA waterproof ESC
  • IC3 connectors (EC3 compatible)
  • Easy-access power module
  • Easy-access electronics module
  • Easy-access diff module removal front and rear
  • Oil-filled shocks
  • Super-smooth bearings
  • Super-tough metal gears
  • Tough multi-spoke black wheels and multi-terrain dBoots Fortress tires
  • Adjustable body mounts
  • Adjustable ride height
  • Extended height dirt defenders
  • 2400mAh 8.4V 7-cell NiMH battery
  • ADC-N7 7-cell NiMH wall charger
  • 30 MPH (48km/h) speed achievable in optimum driving conditions with optional gearing
  • Waterproof
  • For details on waterproof standards, refer to the instruction manual.
  • 2-year limited warranty
Spektrum STX2 2.4GHz radio
  • Complete 2.4GHz radio system including a 2Ch waterproof receiver
  • Built-in 3-position throttle limiter
  • Steering & throttle rate & trim adjustments with throttle and steering reversing
  • FHSS 2.4GHz protocol offers extended range and interference free performance
  • For details on waterproof standards, please refer to the product instruction manuals
  • Not compatible with DSM, DSM2 or DSMR 2.4GHz protocol
Power Module

Easy-access Power Module assembly can be removed from the vehicle in seconds, with the removal of just one single screw. The center shaft assembly is telescopic to assist with the easy disassembly and is sprung loaded to ensure it stays in position in use.

Power System

With the Power Module removed from the vehicle you can easily service your motor, single-pad slipper clutch, spur and pinion gears.The 4x4 MEGA power system features a high-torque 550 sized 12 turn brushed motor.

Electronics Module

Easy-access Electronics Module assembly can be removed from the vehicle with the removal of only 5 screws. With this module removed you can access the servo, electronic speed control and the receiver.The two-piece moulding comprises of a lower box and upper lid that are sealed with high-quality rubber seals. The ESC and steering servo are attached to this moulding, while the receiver sits inside the waterproof box.

Coil-over-oil shocks

Soaking up a wide range of surfaces is made easy with the included coil-over-oil shocks. Factory set to handle everything from fast speed runs to snow and mud chucking, no matter where you choose to bash, these high-quality units will keep you stable and in-control.The shock absorbers on the GRANITE 4x4 MEGA feature keyed spring perch and self-bleed design. These shocks are designed to be simple to maintain, yet offer all the performance required to give amazing handling.


Featuring a full-time four-wheel drive, the GRANITE 4x4 MEGA is ready to blast through your chosen environment. Telescopic driveshafts in the front, rear and centreline transmit drive from the slipper clutch to each wheel.

dBoots FORTRESS MT tires

High quality dBoots FORTRESS MT tires coupled with multi-spoke wheels offer superb bite on a multitude of surfaces.

Ready To Run

The GRANITE 4X4 MEGA Monster Truck comes Ready To Run with everything you need other than standard AA transmitter batteries. Plus, with ideal driving conditions and using the optional gearing, you can achieve speeds of 30 mph. Just power it up and get ready to bash beyond your limits!

  • Assembled RTR ARRMA Granite MEGA 4x4 Monster Truck
  • MEGA 12T 550 Brushed Motor
  • Spektrum 2.4GHZ STX2 Transmitter wSRX200 Receiver
  • 2400mAh 8.4 7-cell NiMH Battery wIC3 Connector (EC3 Compatible)
  • Wall Charger
  • Painted Body, Instruction Manual
  • 4 x AA Batteries
  • Length: 16.9 (429mm)
  • Width: 13.5 (342mm)
  • Height: 7.7 (196mm)
  • Weight: 6.5lbs (2.9kg)
  • Wheelbase: 11.3 (287mm)
  • Ride Height: 1.85 (47mm)
  • Max Battery Dimensions: 6.14 x 2.01 x 1.89 (156 x 51 x 48mm) with battery mounting block removed
  • Front Shock Spring Rate: 0.8Nmm
  • Rear Shock Spring Rate: 0.6Nmm
  • Differential Crown Gear Specification: 49T 1M
  • Differential Pinion Gear Specification: 17T 1M
  • Length: 15.7 (400mm)
  • Width: 6.4 (163mm) at rear wheels, widest point
  • Height: 4.3 (109mm)
  • Tires and Wheels
  • Wheel Bead Diameter: 2.8 (72mm)
  • Overall Diameter: 5.0 (128mm)
  • Width: 2.1 (53mm)
  • Hex Size: 14mm

Used with permission, copyright 2020 ARRMA/Tower Hobbies, Inc. Copyright 2020 Brey Corp. t/a Hobby Works.

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