ARRMA 1/10 Senton Mega 4WD Short Course Truck RTR, Red/Black

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




Powered by the MEGA 550 brushed motor system, the ARRMA SENTON 4X4 MEGA RTR Short Course 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 telescoping 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.


  • 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
  • 2-year limited warranty

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. Side impact nerf bars further protect the chassis and body shell, and shock-absorbing loops keep the front and rear bumpers secured to the chassis, offering defense against heavy impacts.

Tough, multi-spoke black wheels with dBoots Fortress tires give the SENTON 4X4 MEGA RTR effective traction for bashing on almost any terrain. Multiple battery types can be used with the hook-and-loop mounting, from 6-cell NiMH packs to a 2S block pack.
Needed to Complete

(4) AA Batteries

  • (1) 1/10 SENTON 4X4 MEGA 550 4WD Short Course Truck with:
  • (1) MEGA 12T 550 Brushed Motor with IC3 Connectors (EC3 compatible)
  • (1) Spektrum 2.4GHz STX2 Radio and SRX200 Receiver
  • (1) ADS-5 Servo
  • (1) 2400mAh 8.4V 7-cell NiMH Battery
  • (1) ADC-N7 7-cell NiMH Wall Charger
  • (1) Product Manual

The SENTON 4X4 MEGA now comes with IC3 connectors so you can take full advantage of Spektrum Smart Technology. The IC series of connectors are also designed from the ground up to provide a more solid connection, higher heat resistance, and effortless installation. For those using the popular EC3 connectors, theres no need to worry. The IC3 connector is entirely backwards compatible.

Not compatible with DSM, DSM2 or DSMR 2.4GHz protocol


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.


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.


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.


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 SENTON 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 SENTON 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.


The SENTON 4X4 MEGA Short Course 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! 

  • Approximate Assembly Time: No assembly required
  • Ball Bearings: Full set
  • Batteries: One 2400mAh 8.4V 7-cell NiMH included
  • Battery Dimensions: 5.5 x 2 x 1.9" (140 x 51 x 48mm) with battery mounting blocks in place
  • Body: Trimmed & painted blue and black
  • Brakes: Integral with ESC
  • Bushing Material: Metal
  • Charger: Included
  • Chassis: Molded composite
  • Completion Level: Ready-To-Run
  • Differential: Full metal straight cut gears
  • Drivetrain: 4WD
  • Final Drive Ratio: 9.71 - 18.72
  • Front Shock Spring Rate: 82gf/mm
  • Gear Pitch: 48-Pitch
  • Ground Clearance: 1.26" (32mm)
  • Height: 8.7" (208mm)
  • Length: 22" (558mm)
  • Max Battery Dimensions: 6.50 x 2 x 1.9" (165 x 51 x 48mm) with battery mounting blocks removed
  • Motor Size: 550
  • Motor Type: 550 size 12T brushed
  • Outer Diameter: 5 in (127mm)
  • Pinion: 17T
  • Radio: Included
  • Rear Shock Spring Rate:62gf/mm
  • Receiver: Included
  • Scale: 1/10
  • Servos: One ADS-5 waterproof 70 oz-in (5 kg-cm) @ 6V, 25T spline
  • Shock Type: Oil-filled composite body
  • Speed Control: Included
  • Spur Gear: 91T
  • Suspension: Front & rear double wishbone
  • Tire Tread: Fortress
  • Vehicle Type: Monster truck
  • Water-Resistant: Yes
  • Weight: 6.3lbs (2.9kg)
  • Wheel Type: Nylon one-piece multi-spoke, black in color
  • Wheel Width: 2.1" (53mm)
  • Wheelbase: 11.3" (287mm)
  • Width: 11.7" (298mm)

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

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