Traxxas TRX-4 SPORT - 4x4 RC Scale Crawler 1/10 Truck RTR
VIDEO
PURPOSE BUILT
The TRX-4 Sport combines the unbeatable ground clearance and driving dynamics of Traxxas portal axles, sticky Canyon® Trail tires, and a lightweight pickup truck body for a leaner, performance-focused new TRX-4. The Sport’s unique bumpers, wheels, and body were designed for increased climbing versatility. Whether it’s a fun trail run or a hardcore technical crawl, the TRX-4 Sport’s capability and performance-built approach takes your outdoor adventure to a new level.
Features:
Trail-Tuned XL-5 HV Waterproof Electronic Speed Control
Fully waterproof design
Traxxas EZ-Set® one-button setup
Large, efficient heat sink
Wide voltage latitude 6–7 cell NiMH (7.2–8.4V) and 2–3s LiPo (7.4–11.1V)
Two stage low voltage protection (LVD)
Five drive profiles:
Sport Mode — forward / brake / reverse
Race Mode — forward / brake / no reverse
Training Mode™ — 50% forward / 100% brake / 50% reverse (patented)
Trail Mode — forward / brake / reverse / with trail-tuned drag brake in neutral
Crawl Mode — forward / instant reverse - no neutral with 100% hill holding brake
Motor
Powerful Titan™ 21T reverse rotation motor with internal cooling fan
Precise preset gear mesh adjustments
Motor retention separate from gear mesh
Portal Axles
Increase ground clearance
Eliminate torque twist
Steel gears
Improve axle geometry and reduce strain on driveshafts
Rigid Steel Frame
1.5 mm thick steel frame rails increase torsional rigidity
Innovative design allows four wheelbase positions (300mm, 312mm, 324mm, 336mm)
Adjustable rear shock tower positions for SWB and LWB configurations
Bumpers adjust fore and aft
Rugged rock rails adjust for width
Wire routing clips integrated into frame rails
Drivetrain
Full-time shaft driven 4-wheel drive
Tough 6 mm stub axles
Steel front CV driveshafts
Hardened steel rear axle shafts
Spool-locked front and rear differentials
Steel gear transfer case
Innovative Battery Compartment
Hinged battery strap allows quick and easy battery access
No pins to lose
Accommodates different height batteries
Accepts full-size long battery packs
Integrated compartment accepts smaller 1/16 scale batteries (with optional strap)
Transmission
Single-speed with steel gears
Dual horizontal shafts
Twin friction plate slipper clutch
Easily removed for servicing
Steering
Chassis mounted 2075X metal gear digital servo
Superior 45° steering angle
Direct steering (no servo saver)
Steering geometry corrected for bump steer
Suspension
Front — 3 link with panhard
Rear — triangulated 4 link
Heavy-duty rod ends with steel hollow balls
5mm diameter steel link rods with 4mm threaded ends
Aluminum GTS Shocks
Oil-filled coilover GTS shocks exclusive to TRX-4 chassis
Silver-anodized aluminum bodies
Threaded bodies with collars easily adjust ride height
Silky smooth damping for the toughest trails
O-ring cap seal and dual X-ring shaft seals
Wheels and Tires
Rugged black 5-spoke wheels
Pre-mounted 1.9” Canyon Trail tires with trail-tuned foam inserts
Trail tuned S1 rubber compound
12mm steel hex
TQ™ 2.4GHz 2-channel transmitter
Patented O-Ring Sealed Watertight Receiver Box Keeps the Micro Receiver Dry
Sealed Ball Bearings
Hex Hardware with Rust-Resistant Black Oxide Coating
TRX-4 SPORT DATA:
Length: 557 mm
Front Track: 249 mm
Rear Track: 249 mm
Ground Clearance: 80 mm
Weight: 2.63 kg
Height: 241 mm
Wheelbase: 312 mm
Approach Angle: 58.82°
Departure Angle: 45.83°
Breakover Angle: 58.93°
Front Shock Length: 90 mm
Rear Shock Length: 90 mm
Front Wheels: 1.9 x 1.02 inches (49 x 26 mm)
Rear Wheels: 1.9 x 1.02 inches (49 x 26 mm)
Front Tires: 4.64 x 1.89 inches (118 x 48 mm)
Rear Tires: 4.64 x 1.89 inches (118 x 48 mm)
Hex Size: 12 mm
Speed Control: XL-5 HV
Motor (electric): 21T Reverse Rotation
Transmission: Single Speed
Gear Pitch: 32P
Differential Type: Locked Spool
Chassis Structure / Material: Steel Ladder Frame with Nylon Composite Crossmembers
Brake Type: Electronic “Hill Hold”
Drive System: Shaft Driven 4WD
Steering: Chassis Mounted Servo
Servo: 2075X Metal Gear
Transmitter: TQ™ 2.4GHz 2-Channel Transmitter
Receiver: 6519
Skill Level: 2
Battery Tray: L158.75 x W47 x H23/26 mm
XL-5 HV ESC Specs:
Input Voltage: 6–7 Cells NiMH, 2–3s LiPo
Case Size: 1.23” W x 2.18” D x 1.04” H
Weight: 74 g
Motor Limit: 21-turns (550 size)
On Resistance Forward: 0.004 Ohms
On Resistance Reverse: 0.004 Ohms
Peak Current - Forward: 100A
Peak Current - Reverse: 100A
Braking Current: 60A
Continuous Current: 18A
BEC Voltage: 6.0 VDC
BEC Current: 1A
Power Wire: 14 Gauge / 5”
Input Harness Wire: 26 Gauge / 14.5”
ransistor Type: MOSFET
PWM Frequency: 1700Hz
Low Voltage Detection (LVD): 2-Stage indicators, switchable (on or off)
Thermal Protection: Thermal Shutdown
Single-button setup: Yes, Traxxas EZ-Set®
Profile selection:
Sport Mode : 100% FWD, 100% brakes, 100% REV
Race Mode : 100% FWD, 100% brakes, no REV
Training Mode :* 50% FWD, 100% brakes, 50% REV
Trail Mode : 100% FWD, 100% Brake, 100% REV, Trail-Tuned Brake on Neutral
Crawl Mode : 100% FWD, 100% Instant REV, 100% Brake on Neutral
* Patented
Motor Specs:
Type: High-torque brushed motor
Size: 550
Weight: 390 g
Length: 78mm (Overall) - 57 mm (Can) - 38.9 mm diameter
Turns: 21T reverse rotation
Voltage: 16.8V
What’s In The Box:
TRX-4, Ready-To-Drive® model
XL-5 HV waterproof electronic speed control
Titan™ 21T reverse rotation motor
TQ™ 2.4GHz radio system
High quality maintenance tools
What You’ll Need:
Batteries : TRX-4 accepts a wide variety of NiMH (4–7 cell) and LiPo (2s–3s) batteries.
Charger : Traxxas EZ-Peak Live charger is recommended for easy and fast charging performance (model #2971).
AA Alkaline Batteries : Four AA alkaline batteries for the transmitter.