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US | English

ARRMA 4x4 MEGA

All-new GRANITE 4x4 MEGA and SENTON 4x4 MEGA. Four wheel drive for real fun

ARRMA 4x4 MEGA FEATURES

  • SPEKTRUM®
    STX2® RADIO
    • Built-in 3-position throttle limiter
    • Steering & throttle rate & trim adjustments with throttle and steering reversing
  • IC3™ CONNECTORS
    (EC3™ compatible)
  • ARRMA 10TH SCALE 4X4 MEGA 550
    Full-time four-wheel drive (4X4) transmission with front and rear differentials
    Telescopic driveshafts in the front, rear and centerline
    transmit drive from the slipper clutch to each wheel
    Featured Kit: GRANITE 4X4 MEGA 550
  • ARRMA POWER MODULE
    The ARRMA GRANITE 4X4 and SENTON 4X4 Power Module consists of a powerful ARRMA MEGA 550 motor, motor plate, slipper clutch assembly and gear cover
  • ARRMA ELECTRONICS MODULE
    Ultra-compact ESC, Servo and Receiver packaging
  • ARRMA DIFFERENTIAL MODULE
    Each assembled differential unit is housed in ARRMA's innovative 'Yoke' design
  • MY DIFF'S BIGGER
    THAN YOUR DIFF
    when ARRMA design differentials,
    we design them to be TOUGH
  • SLIDER DRIVESHAFTS
    The ARRMA 4X4 MEGA 550 vehicles feature telescopic sliding driveshafts on each corner, and also on the center driveline
    Telescopic sliding composite driveshafts are strong and durable, and unlike dogbone style driveshafts, they can't be lost during heavy impacts
    Featured Kit: GRANITE 4X4 MEGA 550
  • SHOCK ABSORBERS
    Featuring keyed spring perch and self-bleed design
    ARRMA's Engineers designed the shock absorbers to be simple to maintain, yet offer all the performance required to give amazing handling
    Featured Kit: GRANITE 4X4 MEGA 550
  • HIGH-SIDED PROTECTION
    Tall chassis dirt guards reduce the amount of debris that can enter the chassis tub
    Featured Kit: SENTON 4X4 MEGA 550
  • ARRMA SENTON 4X4
    Short Course realism
  • DBOOTS® FORTRESS
    SHORT COURSE
    TIRE DESIGN
  • ARRMA GRANITE 4X4
    Monster Truck ferocity
  • DBOOTS® FORTRESS MONSTER TRUCK TIRE DESIGN

4x4 UNDER THE HOOD

  • MODULAR DESIGN:
    SERVICING MADE SIMPLE
    • ARRMA Power Module
    • ARRMA Telescopic Quick-Release Center Driveshaft
    • ARRMA Electronics Module
    Featured Kit: SENTON 4X4 MEGA 550
  • ARRMA 4X4 FEATURES:
    • Side impact Nerf bars (SENTON 4X4 only) protect bodyshell and chassis
    • High Guards reduce amount of dirt entering the chassis
    • Shock absorbing loops (front and rear) attach bumpers to chassis, protecting from heavy impacts
    • Oil-filled shocks with keyed spring perch and self-bleeding design
    Featured Kit: SENTON 4X4 MEGA 550
  • ARRMA 4WD DRIVETRAIN
    Featured Kit: GRANITE 4X4 MEGA 550
  • OPTIMIZED
    the drive shaft design, the materials,
    the assembly - optimized for bashers
  • ELECTRONICS MODULE
    ESC, Receiver and Servo can be removed together, quickly and easily
    Featured Kit: GRANITE 4X4 MEGA 550
  • POWER MODULE REMOVAL
    Featured Kit: SENTON 4X4 MEGA 550
  • POWER MODULE (REMOVED)
    ARRMA's Power Module design ensures your pinion and spur gear mesh is perfect every time, using numbered holes for different sized pinion gears. The Power Module can be detached from the chassis, as a complete unit, by removing just one screw. ARRMA make maintenance easy.
    Featured Kit: SENTON 4X4 MEGA 550
  • EASY ACCESS DIFFERENTIALS
    Only 8 screws need to be removed to release the front and rear Yokes.
    The power module can then be detached, and the gearbox cases pivoted
    to gain access to the differentials - Simple, quick and very ARRMA.
    Featured Kit: GRANITE 4X4 MEGA 550
  • LARGE PITCH DIFF CASES
    Each differential gear case features large pitch gears which have been engineered to withstand huge torques,
    allowing lightweight composite materials to be used for reduced rotating mass, whilst maintaining strength,
    durability and performance. Internal metal gears have been chosen for extreme bashing, longevity and reliability.
  • SLIPPER CLUTCH ADJUSTMENT
    Featured Kit: SENTON 4X4 MEGA 550
  • SLIPPER CLUTCH (POWER MODULE REMOVED)
    With the Power Module removed, the slipper clutch is easily accessed by removing three screws that attach the
    gear cover. A single plate slipper clutch manages the power transfer for optimum heat-handling capabilities.
  • RUGGED COMPOSITE SHOCK TOWERS
    Featured Kit: GRANITE 4X4 MEGA 550
  • ARRMA TOUGH SHOCK DESIGN
    tried and tested coil-over design, with innovative shock rod end that includes molded-in spring perch for extra toughness
  • BLEEDING
    MADE SIMPLE
    ARRMA shock design guarantees perfect fill and
    rebound settings every time without tools or tricks
  • BASH-ENGINEERED SUSPENSION & GEOMETRY
    Featured Kit: GRANITE 4X4 MEGA 550
  • PRECISE, DURABLE STEERING
    Servo horn contains built-in servo saver
    Featured Kit: GRANITE 4X4 MEGA 550
  • TOUGH COMPOSITE C-HUBS
    Bashing specific geometry design
    Featured Kit: GRANITE 4X4 MEGA 550
  • ROBUST,
    RESPONSIVE
    STEERING
    The servo horn has a built-in servo saver, allowing for a simple, reliable and responsive steering assembly
  • ARRMA ELECTRONICS MODULE
    • Comprising a two-piece molding that is screwed to the chassis; the Electronics Module is a waterproof radio box, servo mount and ESC tray
    • Receiver is placed inside sealed Electronics Module to protect it from moisture and dirt
    • ESC is screwed to the top of the Electronics Module for space saving, ease of maintenance and access to the on/off switch
    • Servo is mounted on the side of the Electronics Module for quick servicing
  • MULTI BATTERY TYPE COMPATIBILITY
    • Uses two hook-and-loop straps to secure the batteries
    • This method allows batteries ranging from 6 cell NiMH pack to a 2S LiPo block pack to be used
    • Simple, Effective, ARRMA
    Featured Kit: GRANITE 4X4 MEGA 550

POWER & TECHNOLOGY

    • Precision steering wheel, perfect control in all conditions

    • Easily adjustable trim dials for personalized handling set-up

    • Lightweight and ergonomic design for long bashing sessions

    • Fully waterproof and dustproof ARRMA radio box

    • 2 channel radio system

    • 2.4GHz technology
  • MEGA WATERPROOF ESC
    • 35A Waterproof ESC with switchable Battery running mode

    • Red Aluminum Heat Sink for cool running in all conditions

    • Waterproof ESC switch for added safety

    • Safe and secure Bullet Connectors for solid Motor to ESC connection

    • Factory-fitted IC3® Connector (EC3™ compatible) for fast and easy Battery installation
    **48km/h. Speed achievable in optimum conditions and optional gearing.
  • MEGA 12T BRUSHED MOTOR
    • 12T Brushed Mega Motor provides excellent torque

    • Internal Fan and Vented Motor Can for decreased operating heat

    • Safe and secure Bullet Connectors for solid Motor to ESC connection
    **48km/h. Speed achievable in optimum conditions and optional gearing.
  • ADS-5 5KG WATERPROOF SERVO
    • With 5kg (177oz) of torque at 6v, this ADS-5 Steering Servo can reach full operating angle in just 0.12 seconds

    • A waterproof servo case will keep your ARRMA vehicle handling correctly, even when the action gets wet
  • ARRMA 7 CELL NiMh BATTERIES
    • The ARRMA 7 Cell 2400mAh 8.4 volt NiMh Battery Pack will provide your vehicle with consistent and long-lasting power supply

    • Factory-fitted IC3™ Connector (EC3™ compatible)
  • ADC-N7 WALL CHARGER
    • Easy to use and will allow you the confidence to safely charge your ARRMA 7 Cell NiMh batteries ready for more bashing action

    • Factory-fitted IC3® Connector (EC3™ compatible)

Specifications

ARRMA Part Number
ARA102714T1
ARA102714T2
ARA102715T1
ARA102715T2
Vehicle Name
GRANITE 4X4 MEGA MONSTER TRUCK (GREEN/BLACK)
GRANITE 4X4 MEGA MONSTER TRUCK (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (BLUE/BLACK)
SCALE
1/10
1/10
1/10
1/10
MAX SPEED POSSIBLE
30mph / 48km/h
30mph / 48km/h
30mph / 48km/h
30mph / 48km/h
POWER TYPE
Brushed
Brushed
Brushed
Brushed
BUILD STATUS
RTR
RTR
RTR
RTR
Saleable Part #
ARA102714T1
ARA102714T2
ARA102715T1
ARA102715T2
Horizon Hobby Saleable Part #
ARA102714T1
ARA102714T2
ARA102715T1
ARA102715T2
BUILD CONFIGURATION OPTIONS
Mid Motor
Mid Motor
Mid Motor
Mid Motor
DRIVE TYPE
4WD
4WD
4WD
4WD
VEHICLE TYPE
Monster Truck
Monster Truck
Short Course
Short Course
SURFACE
Off-road
Off-road
Off-road
Off-road
LENGTH
429mm / 16.89"
429mm / 16.89"
558mm / 21.97"
558mm / 21.97"
WHEELBASE
287mm / 11.3"
287mm / 11.3"
327mm / 12.87"
327mm / 12.87"
RIDE HEIGHT
47mm / 1.85"
47mm / 1.85"
32mm / 1.26"
32mm / 1.26"
FRONT WIDTH
342mm / 13.46"
342mm / 13.46"
298mm / 11.73"
298mm / 11.73"
REAR WIDTH
342mm / 13.46"
342mm / 13.46"
298mm / 11.73"
298mm / 11.73"
HEIGHT
196mm / 7.72"
196mm / 7.72"
208mm / 8.19"
208mm / 8.19"
NUMBER OF DIFFERENTIALS
2
2
2
2
WEIGHT (INC. SUPPLIED BATTERY)
2.94kg / 6lbs 8oz
2.94kg / 6lbs 8oz
2.88kg / 6lbs 6oz
2.88kg / 6lbs 6oz
BATTERY RECOMMENDATIONS
8.4v (7 Cell) NiMh Hump Pack or Hardcase 7.4V (2S) Lipo within max dimensions 156 x 51 x 48mm / 6.14 x 2.01 x 1.89 inches
8.4v (7 Cell) NiMh Hump Pack or Hardcase 7.4V (2S) Lipo within max dimensions 156 x 51 x 48mm / 6.14 x 2.01 x 1.89 inches
8.4v (7 Cell) NiMh Hump Pack or Hardcase 7.4V (2S) Lipo within max dimensions 165 x 51 x 48mm / 6.5 x 2.01 x 1.89 inches
8.4v (7 Cell) NiMh Hump Pack or Hardcase 7.4V (2S) Lipo within max dimensions 165 x 51 x 48mm / 6.5 x 2.01 x 1.89 inches
WARRANTY LEVEL
2 Year Limited
2 Year Limited
2 Year Limited
2 Year Limited
ARRMA Part Number
ARA102714T1
ARA102714T2
ARA102715T1
ARA102715T2
Vehicle Name
GRANITE 4X4 MEGA MONSTER TRUCK (GREEN/BLACK)
GRANITE 4X4 MEGA MONSTER TRUCK (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (BLUE/BLACK)
BODY LENGTH
399mm / 15.71"
399mm / 15.71"
538mm / 21.18"
538mm / 21.18"
BODY WIDTH
170mm / 6.69"
170mm / 6.69"
297mm / 11.69"
297mm / 11.69"
BODY HEIGHT
111mm / 4.37"
111mm / 4.37"
154mm / 6.06"
154mm / 6.06"
FRONT SPRING RATE
0.80N/mm
0.80N/mm
0.80N/mm
0.80N/mm
REAR SPRING RATE
0.61N/mm
0.61N/mm
0.61N/mm
0.61N/mm
CAPTURED HINGEPINS
Yes
Yes
Yes
Yes
TURNBUCKLES/FIXED LINKS
Fixed Links
Fixed Links
Fixed Links
Fixed Links
HARDWARE TYPE
Hex Head
Hex Head
Hex Head
Hex Head
LOCKING DIFFS
No
No
No
No
DIFFERENTIAL TYPE
Gear
Gear
Gear
Gear
STANDARD SHOCK OIL (Viscosity)
500cSt
500cSt
500cSt
500cSt
STANDARD SHOCK OIL (Type)
Silicone
Silicone
Silicone
Silicone
STANDARD DIFF OIL (Type)
Grease
Grease
Grease
Grease
DIFFERENTIAL CROWN GEAR SPECIFICIATION
49T 1M
49T 1M
49T 1M
49T 1M
DIFFERENTIAL PINION GEAR SPECIFICIATION
17T 1M
17T 1M
17T 1M
17T 1M
INTERNAL GEAR RATIO
2.88
2.88
2.88
2.88
INTERNAL GEAR MATERIAL
Plastic
Plastic
Plastic
Plastic
FITTED SPUR SIZE
91Tooth
91Tooth
91Tooth
91Tooth
FITTED SPUR MATERIAL
Plastic
Plastic
Plastic
Plastic
FITTED PINION GEAR SIZE
14Tooth
14Tooth
17Tooth
17Tooth
FITTED PINION MATERIAL
Metal
Metal
Metal
Metal
EXTRA SPEED PINION INCLUDED
No
No
No
No
PINION AND SPUR TOOTH PITCH
48dp
48dp
48dp
48dp
STANDARD FINAL GEAR RATIO
18.72
18.72
15.42
15.42
FINAL GEAR RATIO RANGE
9.71 - 18.72
9.71 - 18.72
9.71 - 18.72
9.71 - 18.72
TIRE STANDARD
MT (2.8")
MT (2.8")
SC (2.2"/3")
SC (2.2"/3")
TIRES INCLUDED
dBoots Fortress MT
dBoots Fortress MT
Yes
Yes
TIRE DIAMETER
130mm / 5.12"
130mm / 5.12"
110mm / 4.33"
110mm / 4.33"
TIRE INSERT TYPE
Medium
Medium
Medium
Medium
DRIVESHAFT TYPE
UJ Slider
UJ Slider
UJ Slider
UJ Slider
WHEEL BEAD DIAMETER
71.5mm / 2.81"
71.5mm / 2.81"
56/76mm / 2.2/2.99"
56/76mm / 2.2/2.99"
WHEEL HEX SIZE
14mm
14mm
14mm
14mm
WHEEL STANDARD
MT (2.8" 14mm hex)
MT (2.8" 14mm hex)
SC (2.2"/3")
SC (2.2"/3")
WHEEL COLOR/FINISH
Black
Black
Black
Black
MOUNTED TIRES
Yes
Yes
Yes
Yes
TIRE ATTACHMENT METHOD
Glued
Glued
Glued
Glued
BOX DIMENSIONS
573x368x223mm / 22.56x14.49x8.78"
573x368x223mm / 22.56x14.49x8.78"
728x333x246mm / 28.66x13.11x9.69"
728x333x246mm / 28.66x13.11x9.69"
SERVO HORN MATERIAL
Plastic
Plastic
Plastic
Plastic
SERVO SPLINE SIZE
25T
25T
25T
25T
BATTERY MAX DIMENSIONS
156x51x48mm / 6.14x2.01x1.89"
156x51x48mm / 6.14x2.01x1.89"
165x51x48mm / 6.5x2.01x1.89"
165x51x48mm / 6.5x2.01x1.89"
CHASSIS MATERIAL
Moulded Composite
Moulded Composite
Moulded Composite
Moulded Composite
TRIMMED BODY
Yes
Yes
Yes
Yes
BODY-ON BATTERY ACCESS
No
No
No
No
BODY PIN RETAINERS
Yes
Yes
Yes
Yes
TORQUE SPLIT
50/50
50/50
50/50
50/50
MODEL PRODUCTION YEAR
2019
2019
2019
2019
ARRMA Part Number
ARA102714T1
ARA102714T2
ARA102715T1
ARA102715T2
Vehicle Name
GRANITE 4X4 MEGA MONSTER TRUCK (GREEN/BLACK)
GRANITE 4X4 MEGA MONSTER TRUCK (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (BLUE/BLACK)
RADIO SYSTEM
STX2
STX2
STX2
STX2
2.4Ghz
Yes
Yes
Yes
Yes
NUMBER OF RADIO CHANNELS
2
2
2
2
ESC
ARRMA MEGA WATERPROOF
ARRMA MEGA WATERPROOF
ARRMA MEGA WATERPROOF
ARRMA MEGA WATERPROOF
WATERPROOF ELECTRONICS
Yes
Yes
Yes
Yes
ESC CONNECTOR TYPE
IC3
IC3
IC3
IC3
MOTOR
MEGA 550 12T BRUSHED MOTOR
MEGA 550 12T BRUSHED MOTOR
MEGA 550 12T BRUSHED MOTOR
MEGA 550 12T BRUSHED MOTOR
MAXIMUM MOTOR SIZE
550
550
550
550
SERVO
ADS-5
ADS-5
ADS-5
ADS-5
SERVO GEAR MATERIAL
Plastic
Plastic
Plastic
Plastic
MAX SERVO TORQUE @6v
5kg-cm / 70oz-in
5kg-cm / 70oz-in
5kg-cm / 70oz-in
5kg-cm / 70oz-in
MAX SERVO SPEED @6v
0.12sec
0.12sec
0.12sec
0.12sec
ARRMA Part Number
ARA102714T1
ARA102714T2
ARA102715T1
ARA102715T2
Vehicle Name
GRANITE 4X4 MEGA MONSTER TRUCK (GREEN/BLACK)
GRANITE 4X4 MEGA MONSTER TRUCK (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (RED/BLACK)
SENTON 4X4 MEGA SHORT COURSE (BLUE/BLACK)

Included

BATTERY INCLUDED
7 Cell NiMh 2400mah
7 Cell NiMh 2400mah
7 Cell NiMh 2400mah
7 Cell NiMh 2400mah
CHARGER TYPE SUPPLIED
0.7A ADC-N7 US 2-Pin NiMh Charger
0.7A ADC-N7 US 2-Pin NiMh Charger
0.7A ADC-N7 US 2-Pin NiMh Charger
0.7A ADC-N7 Multi-Region NiMh Charger
BATTERY CONNECTOR SUPPLIED
IC3
IC3
IC3
IC3
TOOLS INCLUDED
Multi Tool and Hex Wrenches (1.5, 2.0, 2.5mm)
Multi Tool and Hex Wrenches (1.5, 2.0, 2.5mm)
Multi Tool and Hex Wrenches (1.5, 2.0, 2.5mm)
Multi Tool and Hex Wrenches (1.5, 2.0, 2.5mm)

Required

RECOMMENDED LIPO BATTERY MINIMUM CONTINUOUS DISCHARGE RATE
25C 4000mAh
25C 4000mAh
25C 4000mAh
25C 4000mAh
REQUIRED ITEMS
4 x 'AA' Batteries
4 x 'AA' Batteries
4 x 'AA' Batteries
4 x 'AA' Batteries

Resources

ARA102714T1
GRANITE 4X4 MEGA MONSTER TRUCK (GREEN/BLACK)
Instruction Manual
Exploded View (Interactive)
Exploded View (PDF)
Standard Parts
Option Parts
ARA102714T2
GRANITE 4X4 MEGA MONSTER TRUCK (RED/BLACK)
Instruction Manual
Exploded View (Interactive)
Exploded View (PDF)
Standard Parts
Option Parts
ARA102715T1
SENTON 4X4 MEGA SHORT COURSE (RED/BLACK)
Instruction Manual
Exploded View (Interactive)
Exploded View (PDF)
Standard Parts
Option Parts
ARA102715T2
SENTON 4X4 MEGA SHORT COURSE (BLUE/BLACK)
Instruction Manual
Exploded View (Interactive)
Exploded View (PDF)
Standard Parts
Option Parts

Tutorial Videos

ARRMA Mega 4x4 Tutorial Videos

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1/10 Electric Off-Road Vehicles

  • SENTON 6S BLX Short Course
  • KRATON 4X4 4S BLX Monster Truck
  • OUTCAST 4X4 4S BLX Stunt Truck
  • BIG ROCK 4X4 3S BLX Monster Truck
  • GRANITE 4X4 3S BLX Monster Truck
  • SENTON 4X4 3S BLX Short Course
  • TYPHON 4X4 3S BLX SBuggy
  • GRANITE VOLTAGE Monster Truck
  • FAZON VOLTAGE Speed Truck

1/8 Electric Off-Road Vehicles

  • KRATON 6S BLX Speed Monster Truck
  • OUTCAST 6S BLX Stunt Truck
  • NOTORIOUS 6S BLX Stunt Truck
  • TALION 6S BLX Speed Truggy
  • TYPHON 6S BLX Speed Buggy

1/7 Electric Vehicles

  • MOJAVE 6S BLX Desert Truck
  • INFRACTION 6S BLX Resto-Mod Truck
  • LIMITLESS Speed Machine

Power Systems

  • BLX200 Brushless Extreme Performance
  • BLX185 Brushless Extreme Performance
  • BLX180 Brushless Extreme Performance
  • BLX120 Brushless Extreme Performance
  • BLX100 Brushless Extreme Performance
  • BLX85 Brushless Extreme Performance
  • BLX80 Brushless Extreme Performance
  • BLS Brushless Sports Performance
  • MEGA Brushed Hobby System
  • MEGA 550 Brushed Hobby System
  • MEGA SRS Brushed Hobby System

Contact & Care

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UK Company No: 04932748