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ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba (ARRMA 2102T3 | ARA2102T3)

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Model: ARRMA 2102T3
Dist. #: ARA2102T3   SKU: ARA2102T3

Customer Reviews: Rated 5.0 stars 5 of 5 (1 Review)

Shipping: In Stock For Shipping
Store Pickup:

South Jordan, UT
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Price:  $149.99

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Updated on Aug 29, 2025 10:28:08 PM

1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba...








Features






  • Amazing monster truck styling with 3 color choices

  • Powerful Spektrum two LiPo battery & safe, easy-to-use battery charger

  • Easy body attachment and removal

  • Enclosed drivetrain for all-terrain defense

  • Trusted, high-quality hex hardware

  • Durable composite chassis

  • High-traction 4WD transmission

  • Tough metal equipments





  • 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

  • Spektrum SLT 2-in-1 25A waterproof ESC and receiver

  • Spektrum SX110 waterproof metal-geared servo

  • 2-Year limited guarantee (see website for details)








Overview


Amped-up ARRMA® RC blasting gets "fun-sized" with the {fast|quick}, tough, and ready-to-run GRANITE GROM 4X4 Beast Truck. At 1/18 scale, it's little enough to take along anywhere. And the GRANITE GROM provides a big dosage of genuine ARRMA efficiency and resilience whenever you get the desire to bash.


Enjoy some after-school RC monster truck action with pals. Slip in a little bashing during your workplace lunch break. Whether you're a young novice or an experienced RC basher, the GRANITE GROM easily fits time for ARRMA RC bashing into your way of life. It's tough, fast — and easily small.


Unlike lots of makers of tiny RC designs, ARRMA made no compromises when shrinking this basher down to little scale size. The GRANITE GROM 4X4 Beast Truck is precision-engineered to the same high requirements as larger ARRMA RC automobiles. It likewise has a clipless body install style that keeps the body securely attached however simple to eliminate for all chauffeurs, young and old. Among little scale RC basher designs it's in a league of its own, with benefit plus the power, strength, and dealing with abilities you need to buckle down about your stunts.


The ARRMA GRANITE GROM 4X4 Beast Truck withstands any punishment you can dispense. Impact-absorbing front and rear bumpers are the bash-ready bookends to its strong composite chassis. A 4WD transmission with robust metal equipments brings power from the MEGA 380 brushed motor through an enclosed drivetrain to the tough dBoots® FORTRESS monster truck wheels and tires. Even the Spektrum SX110 steering servo has metal equipments — and, like the IC2® connector-equipped Spektrum SLT 2-in-1 25A ESC and receiver, it's waterproof for carefree bashing in any conditions.


If you're a newbie RC basher, the Spektrum 2.4GHz SLT2 transmitter assists you discover control abilities safely by limiting the monster truck's optimum speed to 50% or 75% up until you're all set to handle it all. Recharging the included Spektrum Smart two LiPo battery is likewise stress-free. Just plug it into the provided Spektrum S10 Smart G2 Mini Two USB-C Charger with the attached IC2 adapters. Smart innovation instantly looks after the rest. In about an hour, your battery is safely recharged and all set for another round of fun.


Everything you'll need to the run the GRANITE GROM is available in the box. The truck body is professionally factory-finished in your option of 3 dazzling, durable color pattern. GRANITE GROM upgrade parts are offered for cranking up its abilities past eleven. They include a Metal Axle & Wheel Center Set, Aluminum Shock Set, Adjustable Steering Hyperlinks, and a two-piece, put together Oil-Filled Differential Set.


Make the most of little scale value and versatility with the GRANITE GROM 4X4 Beast Truck RTR, and experience ARRMA RC bashing excellence for yourself.







Video Overview








 






Under The Hood








 








BASH-ANYWHERE SMALL SCALE SIZE
BASH-ANYWHERE SMALL SCALE SIZE

The ARRMA GRANITE GROM 4X4 Beast Truck RTR is crafted and produced to the same high requirements of resilience and efficiency that you get out of any ARRMA vehicle. It's simply smaller!


 



REMARKABLE MONSTER TRUCK LOOKS
AWESOME MONSTER TRUCK LOOKS

Right out of the box, the monster truck body comes professionally factory-finished in your option of 3 dazzling, durable color pattern. Tough dBoots® FORTRESS monster truck wheels and tires include powerful looks and all-terrain traction.


 









CLIP-FREE BODY ATTACHMENT
CLIP-FREE BODY ATTACHMENT

The GRANITE GROM monster truck body snaps onto the chassis easily, quickly, and securely. It comes off with an easy press-and-release. Without any small clips to push into location, it's a body attachment system that any ages can effectively handle.


 



DIFFICULT METAL GEARS
TOUGH METAL GEARS

Enjoy carefree bashing with your ARRMA GRANITE GROM monster truck in any conditions. The transmission is fully metal geared for resilience. Even the set up Spektrum SX110 waterproof guiding servo has tough metal equipments.


 










RUGGED 4-WHEEL DRIVE TRANSMISSION
RUGGED 4-WHEEL DRIVE TRANSMISSION

The high-traction 4-wheel drive transmission includes rugged metal equipments. It brings power from the set up MEGA 380 brushed motor to the wheels through an enclosed drivetrain. The entire power system is well-protected for reliable efficiency on all surface.


 









FAST, SAFE BATTERY CHARGING
FAST, SAFE BATTERY CHARGING

The Spektrum Smart two LiPo battery with IC2 adapters offers the power for long run times. When it's time to charge, simply plug it into the convenient Spektrum Smart G2 S10 USB-C Battery Charger. Safe charging starts instantly and only takes about an hour.


 



EASY-TO-USE SPEKTRUM 2.4GHz SLT2 TRANSMITTER
EASY-TO-USE SPEKTRUM 2.4GHz SLT2 TRANSMITTER

The high-quality Spektrum SLT2 2-channel transmitter is the perfect size for all chauffeurs. It can help you discover control abilities safely by limiting the monster truck's optimum speed to 50% or 75% up until you're all set for it all. 4 AA batteries included.


 








*For details on waterproof requirements, please describe the item user's manual.





Frequently Bought Together

ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba
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ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba
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ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba
This Item: ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba
$149.99
ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba
$149.99
ARRMA 1/18 GRANITE GROM MEGA 380 Brushed 4X4 Monster Truck RTR with Ba
$149.99

Total Price: $449.97

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Rated 5 stars Fun mini scale basher
By Ben S on November 10, 2023   Verified Purchase

Worked great out of the box. Pretty quick for the size and brushed 2S in the house.

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