Arrma Big Rock 6S 4WD RC Monster Truck

Arrma Big Rock 6S 1/7 RC Monster Truck - Dominate the Trails!

Unleash your inner wanderer with the Obsidian Echo – a meticulously crafted timepiece that whispers stories of adventure and timeless elegance. This isn't just a watch; it’s a statement. The deep, rich black dial, reminiscent of a starless night sky, is accented by shimmering moonstone indices, catching the light with every movement. Encased in rugged, brushed titanium, the Obsidian Echo feels as solid and reliable as the mountains you’ll conquer. It's built for those who chase horizons and demand a touch of luxury. Own the night.

$674.98 $1349.95

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The ARRMA Big Rock has now been upsized to 1/7th scale and is supercharged with 6S platform power to give you big-time blasting power. Featuring the performance and durability you expect from ARRMA, along with a strengthened and detailed truck body, this track-smashing juggernaut can hit speeds of 105km/h plus!

Features

Three factory-finished body colour choices and superb detailed scale looks
Ready to run and fully assembled
Spektrum brushless power system updated to 6S LiPo capability
Aggressively styled with black chassis components and electronics
To preserve scale looks the front body mount system features easy to use clipless mechanism
Enhanced ARRMA toughness with integrated roll hoop and bed
Using the speed pinion that's included plus an optional 6S LiPo you can hit speeds of 105+ km/h
S665 Spektrum steel gear powerful steering servo
Updated 150A V2 Spektrum Firma Smart ESC
SLT3 2.4GHz 3-channel transmitter with DSMR SR315 receiver both by Spektrum
Anodized black aluminium chassis and front and rear shock towers
Black anodized adjustable oil-filled shocks
Strengthened side pods on composite chassis
Enhanced durability provided by centre body support and brace
Gearbox internals and diff outdrives are all-metal
Strengthened steel driveshafts throughout
Heavy-duty drivetrain
Tough off-road tread pattern on dBoots Ragnarok V2 vented tyres
Highly durable wheel hubs on five-spoke wheels

Built on the proven 6S BLX platform and supersized to 1/7 scale, the ready-to-run BIG ROCK 6S BLX 4x4 blasts like only a large-scale ARRMA RC monster truck can — especially when amped up with Spektrum brushless power and topped with an eye-catching crew cab body. Featuring loads of realistic scale details and 'stealth' black-anodized aluminium parts, the ARRMA BIG ROCK 6S BLX is big, fierce, fast, and tough.

Its 6S LiPo capable brushless power system includes a highly efficient Spektrum Firma 2050Kv brushless motor that's perfectly matched to a Spektrum Firma 150A Smart V2 ESC with IC5 connectors. The ESC has been updated to deliver more punch and an improved driving feel. Install the supplied, optional speed pinion, and the BIG ROCK 6S BLX can reach incredible 65+ mph speeds in optimum driving conditions.