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GRANITE GROM

Arrma · Mini monster truck

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Setup shownGreen · ARA2102T3

Colors at Arrma
  • Blue
  • Red
  • GreenShown

Shorter than an A4 sheet

9.8 in / 25 cm long1/18 scale

Off-road driving

Getting started.

In the box

  • 1 × GRANITE™ GROM 4X4 Monster Truck RTR
  • 1 × Spektrum™ Waterproof SLT™ 2-in-1 25A ESC & Receiver
  • 1 × ARRMA MEGA 380 28T Brushed Motor
  • 1 × Spektrum 2.4GHz SLT2™ Transmitter
  • 1 × Spektrum SX110 Waterproof Metal-Geared Servo
  • 1 × Spektrum Smart 7.4V 1400mAh 2S 30C Hard Case LiPo Battery
  • 1 × Spektrum S10 Smart G2 Mini 2S USB-C Charger
  • 4 × AA Transmitter Batteries
  • 1 × GRANITE™ GROM 4X4 Monster Truck Product Manual
How this rig’s radio works

Your controller sends the commands. The receiver takes them in, and the speed controller (ESC) controls power to the motor.

This version combines the receiver and speed controller in one unit.

Receiver + speed control
Spektrum™ Waterproof SLT™ 2-in-1 25A ESC & Receiver

What else you need

(1) USB power adapter with QC 2.0/3.0 18W+

Replacement parts.

Find the part number for your version, then check its stock at Arrma.

From Arrma.

More features
  • Durable composite chassis
  • High-traction 4WD transmission
  • Tough metal gears
  • Independent suspension and oil-filled, coil-over shocks
  • Tough monster truck wheels and tires
  • Impact-absorbing front and rear bumper
  • Spektrum SLT2 2-channel 2.4GHz radio

Details, when you need them.

Specifications
Approximate Assembly Time
Less than 1 Hour
Ball Bearings
Rubber-shielded Bearings
Battery
Included
Body
Pre-painted, Decaled
Brakes
Integral with ESC
Charger
Included
Chassis
Composite
Completion level
Ready-To-Run
Connector Type
IC2
Drive Type
Forward/Brake/Reverse
Drivetrain
4WD
Gear Pitch
0.5MOD
LiPo Compatibility
2S
Motor Size
380 28T
Motor Type
Brushed
Pinion
16T
Power System
MEGA
Power type
Electric
Product Height
4.65" (118 mm)
Product Length
9.84" (250 mm)
Product Weight
1.77lb (800g) with Battery
Product Width
7.87" (200 mm)
Radio
Included
Receiver
Included
Scale
1/18
Servos
Included
Shock Type
Oil-Filled, Coil-Over Springs
Speed Control
Included
Spur Gear
59T
Suspension
Independent
Technology
SLT Protocol
Tire Tread
dBoots® FORTRESS™
Vehicle Size
Mini
Vehicle type
Monster Truck
Water-Resistant
Yes
Wheelbase
6.5" (165 mm)
Source & date

Product information from . Checked .