ARA2102 – Granite Grom – 1/18 Monster Truck – 4WD – RTR – ARRMA

The ARRMA Granite Grom ARA2102 is a 1/18 4WD brushed ready-to-run RC monster truck that comes with a Spektrum Smart 2S 1400 mAh LiPo battery and USB-C charger included. Ideal for beginners and experienced drivers alike, it features independent suspension, waterproof Spektrum electronics, and a top speed of over 32 km/h. Available in 3 colors.

⚙️ Technical Specifications:

• Scale: 1/18
• Format: RTR (Ready-To-Run)
• Drivetrain: 4WD
• Motor: ARRMA MEGA 380 28T Brushed
• ESC: Spektrum SLT 2-in-1 25A Waterproof
• Servo: Spektrum SX110 Metal Gear
• Radio: Spektrum SLT2 2.4 GHz (included)
• Connector: IC2
• Suspension: Independent with hydraulic shock absorbers
• Drivetrain protected by enclosed gearbox
• Body: Clip-less attachment
• Length: 250 mm | Width: 200 mm | Height: 118 mm | Wheelbase: 165 mm
• Weight: 800 g (with battery)
• Speed: +32 km/h
• Power Supply: Spektrum Smart 2S 1400 mAh 30C Hard Case LiPo battery + S10 USB-C charger (included)
• Available in 3 colors: Blue, Red, Green

❓ FAQ

What is ARRMA?
A global benchmark brand in RC bash and off-road, recognized for the robustness of its platforms and the reliability of its Spektrum electronics.

For what skill level?
Beginner to experienced — compact 1/18 format ideal for indoor and outdoor use.

Is the battery included?
Yes — Spektrum Smart 2S 1400 mAh LiPo battery and USB-C charger included. Ready to run right out of the box.

Can it be upgraded?
Yes — ARRMA Granite Grom replacement parts available in our dedicated collection.