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US | English
  • **80+km/h. Speed achievable in optimum driving conditions on 3S LiPo.
  • **80+km/h. Speed achievable in optimum driving conditions on 3S LiPo.
  • **80+km/h. Speed achievable in optimum driving conditions on 3S LiPo.

BIG ROCK CREW CAB 4X4 3S BLX

BIG ROCK CREW CAB 4X4 3S BLX FEATURES

  • WIDE STANCE
    increased width for more cornering stability
  • STRENGTHENED
    CHASSIS
    hinge pin plates
    retained by screws
    hinge pin plates
    retained by screws
    STRENGTHENED
    CHASSIS
    NEXT LEVEL BASHING TOUGHNESS
    NEXT LEVEL BASHING TOUGHNESS
  • LARGER PULL-TAB
    ON POWER MODULE
    improved sealing to reduce
    dirt ingress
  • FULLY ADJUSTABLE
    sliding gear mesh
    CASTELLATED
    SLIPPER PAD
    improved toughness
    SAFE D-5
    PINION
    added security
  • RUBBER
    SHIELDED
    BEARINGS
    smooth and durable
  • REDESIGNED STEERING
    extra room to allow stones and debris to fall out when bashing
  • SPEKTRUM®
    SLT3® RADIO
    • Superb SLT response rate

    • 50% and 75% throttle limited switch - great for beginners

    • Steering & throttle rate & trim adjustments with throttle and steering reversing

    • Foam steering wheel grip

    • Compatible with Tactic Receivers

  • SPEKTRUM®
    SPMS651 DIGITAL
    SERVO
    *Waterproof
    7.27kg-cm/101oz-in
    Torque @6V
    *For details of waterproof standards, please refer to the product instruction manuals
    15% MORE TORQUE
    THAN ADS-7M SERVO
    ALL METAL GEARS
  • TOUGHER BRUSHLESS READY TRANSMISSION
    SAME GEARS AS THE ARRMA 4S!
    Metal input spline
    moulded into
    composite gear
    Module 1.35
    37T/13T gears
  • SEALED WHEELS
    stops dirt getting in
    VENTED TIRES
    allows water to escape
    TOUGH AND
    DURABLE
  • SILICONE O-RINGS
    smoother operation and better sealing
  • WHEELIE BAR
    ...you will need it
    HEAVY DUTY BUMPER
    impact absorbing

BIG ROCK CREW CAB 4X4 3S BLX UNDER THE HOOD

  • PROVEN POWER PACKAGE
    incredible power and performance
  • MODULAR DESIGN
    simple maintenance
  • EASY 5-SCREW
    ELECTRONICS
    MODULE REMOVAL
  • UPDATED 23T SPLINE
    SERVO SAVER
    Amazing detail on receiver box
    base to help when setting servo
    saver position to neutral
  • WATERPROOF RECEIVER
    COMPARTMENT
  • EASY 4-SCREW
    DIFF MODULE REMOVAL
  • HEAVY DUTY DRIVETRAIN
    as used on ARRMA 4S
  • INTERNAL METAL GEARS
    as used on ARRMA 4S
  • EASY 1-SCREW
    POWER MODULE REMOVAL
  • BUILT-IN
    DIRT DEFLECTORS
    advanced sealing and protection
  • SEALED POWER MODULE
    MOTOR HEATSINK
    & COOLING FAN
  • TRIPLE CASTELLATED PAD
    SLIPPER CLUTCH
    plastic locknut for precise settings
  • PROVEN TOUGH
    COMPOSITE
    SHOCK TOWERS
  • HEAVY DUTY BUMPERS
    WHEELIE BAR
  • OIL-FILLED
    COIL OVER
    SHOCKS
  • INNOVATIVE SHOCK
    ABSORBER DESIGN
    NEW Silicone O-Rings for a perfect seal
  • SIMPLE SHOCK MAINTENANCE
  • ADJUSTABLE LENGTH
    TOUGH STEEL
    TURNBUCKLES
  • HEAVY DUTY C-HUBS
    & STEERING BLOCKS
    14mm Metal Wheel hexes
  • COMPATIBLE BATTERIES
    6 CELL STICK
    (7.2V) NIMH
    7 CELL HUMP
    (8.4V) NIMH
    2S STICK
    (7.4V) LIPO
    3S STICK
    (11.1V) LIPO

BIG ROCK CREW CAB 4X4 3S BLX POWER & TECHNOLOGY

    • Fast Response SLT™ Protocol

    • Foam wheel

    • Improved Grip & Trigger Feel

    • Improved Grip & Trigger Force

    • 2-Way Thumb Switch 3rd Channel

    • 50% & 75% Throttle Mode (For Beginners)

    • TACTIC® SLT™ Receiver Compatible
  • BLX100 WATERPROOF ESC
    • Waterproof and dust proof design

    • 100A, 3S LiPo ready (2S and 3S LiPo compatible)

    • Fitted with reliable 'IC5™' battery connector ('EC5™' compatible)

    • Integrated fan for reduced heat during extreme running

    • Gold 4mm bullet connector for motor wires

    • Low voltage cut off and thermal overload protection

    • User programmable punch and brake settings
    **80+km/h. Speed achievable in optimum driving conditions on 3S LiPo.
  • FIRMA™ 3660 3200Kv BRUSHLESS MOTOR
    • 3200kV brushless motor

    • 3S LiPo ready (2S and 3S LiPo compatible)

    • Beautifully etched aluminium can

    • 4-pole construction for smooth and consistent power

    • Gold 4mm bullet connectors for reliable and efficient connection to ESC

    • Special groove for E-Clip as part of the Safe-D5 function

    • Super strong 5mm shaft
    **80+km/h. Speed achievable in optimum driving conditions on 3S LiPo.
  • Waterproof and dustproof case

    23 tooth output spline

    Torque: 7.27kg-cm/101oz-in @6V

    Speed: 0.14sec/60degree @6V

    Dimensions: 40x38x20mm (Industry standard size)

Specifications

ARRMA Part Number
ARA4312V3
Vehicle Name
BIG ROCK CREW CAB 4X4 3S BLX BRUSHLESS 1/10TH 4WD MONSTER TRUCK (BLACK)
SCALE
1/10
MAX SPEED POSSIBLE
50+mph / 80+km/h
POWER TYPE
Brushless
BUILD STATUS
RTR
Saleable Part #
ARA4312V3
BUILD CONFIGURATION OPTIONS
Mid Motor
DRIVE TYPE
4WD
VEHICLE TYPE
Monster Truck
SURFACE
Off-road
LENGTH
514mm / 20.24"
WHEELBASE
327mm / 12.87"
RIDE HEIGHT
55mm / 2.17"
FRONT WIDTH
351mm / 13.82"
REAR WIDTH
356mm / 14.02"
HEIGHT
201mm / 7.91"
NUMBER OF DIFFERENTIALS
2
WEIGHT (NO BATTERY)
2.84kg / 6lbs 4oz
BATTERY RECOMMENDATIONS
2S or 3S Lipo (Hardcase only) within dimensions 165 x 51 x 48mm / 6.5 x 2.01 x 1.89 inches
WARRANTY LEVEL
2 Year Limited
ARRMA Part Number
ARA4312V3
Vehicle Name
BIG ROCK CREW CAB 4X4 3S BLX BRUSHLESS 1/10TH 4WD MONSTER TRUCK (BLACK)
BODY LENGTH
450mm / 17.72"
BODY WIDTH
160mm / 6.3"
BODY HEIGHT
114mm / 4.49"
FRONT SPRING RATE
1N/mm
REAR SPRING RATE
0.84N/mm
CAPTURED HINGEPINS
Yes
TURNBUCKLES/FIXED LINKS
Turnbuckles
HARDWARE TYPE
Hex Head
LOCKING DIFFS
No
DIFFERENTIAL TYPE
Gear
STANDARD SHOCK OIL (Viscosity)
500cSt
STANDARD DIFF OIL (Viscosity)
10,000cSt
STANDARD SHOCK OIL (Type)
Silicone
STANDARD DIFF OIL (Type)
Silicone
DIFFERENTIAL CROWN GEAR SPECIFICIATION
37T 1.35m
DIFFERENTIAL PINION GEAR SPECIFICIATION
13T 1.35m
INTERNAL GEAR RATIO
2.85
INTERNAL GEAR MATERIAL
Plastic
FITTED SPUR SIZE
57Tooth
FITTED SPUR MATERIAL
Plastic
FITTED PINION GEAR SIZE
15Tooth
FITTED PINION MATERIAL
Metal
PINION AND SPUR TOOTH PITCH
0.8m
STANDARD FINAL GEAR RATIO
10.83
FINAL GEAR RATIO RANGE
6.25 - 10.83
TIRE STANDARD
MT (2.8")
TIRES INCLUDED
dBoots Ragnarok MT
TIRE DIAMETER
130mm / 5.12"
TIRE INSERT TYPE
Medium
DRIVESHAFT TYPE
UJ Slider
WHEEL BEAD DIAMETER
71.5mm / 2.81"
WHEEL HEX SIZE
14mm
WHEEL STANDARD
MT
WHEEL COLOR/FINISH
Black
MOUNTED TIRES
Yes
TIRE ATTACHMENT METHOD
Glue
BOX DIMENSIONS
620x360x218mm / 24.41x14.17x8.58"
SERVO HORN MATERIAL
Plastic
SERVO SPLINE SIZE
23T
BATTERY MAX DIMENSIONS
165x51x48mm / 6.5x2.01x1.89"
CHASSIS MATERIAL
Moulded Composite
TRIMMED BODY
Yes
BODY-ON BATTERY ACCESS
No
BODY PIN RETAINERS
Yes
TORQUE SPLIT
50/50
MODEL PRODUCTION YEAR
2020
ARRMA Part Number
ARA4312V3
Vehicle Name
BIG ROCK CREW CAB 4X4 3S BLX BRUSHLESS 1/10TH 4WD MONSTER TRUCK (BLACK)
RADIO SYSTEM
SPEKTRUM SLT3
2.4Ghz
Yes
NUMBER OF RADIO CHANNELS
3
ESC
ARRMA BLX100 Waterproof
WATERPROOF ELECTRONICS
Yes
ESC CONNECTOR TYPE
IC5
MOTOR
SPEKTRUM FIRMA BRUSHLESS 3200Kv 3660
MAXIMUM MOTOR SIZE
3668
SERVO
SPEKTRUM S651
SERVO GEAR MATERIAL
Metal
MAX SERVO TORQUE @6v
7.27kg-cm / 101oz-in
MAX SERVO SPEED @6v
0.14sec
ARRMA Part Number
ARA4312V3
Vehicle Name
BIG ROCK CREW CAB 4X4 3S BLX BRUSHLESS 1/10TH 4WD MONSTER TRUCK (BLACK)

Included

BATTERY CONNECTOR SUPPLIED
IC5
TOOLS INCLUDED
Multi Tool and Hex Wrenches (2.0, 2.5mm)

Required

RECOMMENDED LIPO BATTERY MINIMUM CONTINUOUS DISCHARGE RATE
35C 5000mAh
REQUIRED ITEMS
6 to 8-Cell NiMh, 2S LiPo or 3S Hardcase LiPo Battery, LiPo Charging Bag, Charger, 4 x 'AA' Batteries

Resources

ARA4312V3
BIG ROCK CREW CAB 4X4 3S BLX BRUSHLESS 1/10TH 4WD MONSTER TRUCK (BLACK)
Instruction Manual
Exploded View (Interactive)
Exploded View (PDF)
Standard Parts
Option Parts

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