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X-Maxx 8S 4WD Brushless RTR Monster Truck TSM & Belted Tires
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X-Maxx 8S 4WD Brushless RTR Monster Truck w/2.4GHz TQi Radio, TSM & Belted Tires
Includes:
- (1) Traxxas X-Maxx 8S Monster Truck
- (1) Product Manual
Needed To Complete:
- (2) Traxxas 4S LiPo Battery with ID Connector
- (1) Compatible Traxxas Charger
- (4) AA Batteries for Transmitter
- VXL-8s™ Waterproof Electronic Speed Control
- 8s LiPo compatible
- Built-in cooling fan
- Real-time telemetry via Traxxas Link
- Machined heat sinks
- 10-gauge silicone wire
- Integrated protection circuits
- LED status lights
- Velineon® 1200XL Brushless Motor
- “Big Block” brushless motor
- 4-pole 1275 kV
- 5 mm output shaft
- Aluminum slip-on heat sink
- Dual motor cooling fans
- 50+ MPH with Two 4s LiPo Batteries and Included Optional Spur Gear
- Traxxas Stability Management® (TSM)
- Helps prevents spinouts and loss of control
- Adjusts from off to 100% assistance from the transmitter
- TQi™ 2.4 GHz High Output Radio System
- Traxxas Link™ enabled
- 2.4 GHz 5-channel micro receiver (6533) with fail-safe security and integrated telemetry ports
- Automatically stores and loads settings for up to 30 Traxxas Link-enabled models—just switch on and drive, “model selection” is not required
- Multi-Function knob
- Adjustable steering and throttle percentage (dual rates)
- Adjustable steering and throttle sensitivity (exponential)
- BEC Voltage and Motor Temperature Sensor installed
- Clipless Body Mount System
- Quick one-hand installation and removal
- Uses pivoting rear latch mechanism
- Eliminates body posts and clips
- Drivetrain
- Full-time shaft-driven 4-wheel drive
- All-metal gears and CVDs
- Overdrive gearing pre-installed
- Torque-Biasing Center Drive™ absorbs shocks and distributes power
- 24 mm splined wheel hexes
- Wheel hexes retained with a clip
- 17 mm hex on outside of wheel
- Sealed, silicone fluid-filled diffs with large module ring and pinion gears
- Splined outdrives attached with external thru-bolt method
- Heavy-duty Cush Drive™ with steel spur gear
- Fully machined aluminum stub axles
- Splined aluminum center driveshaft
- Heavy-Duty Fixed Motor Mount
- Precision, preset gear mesh adjustments
- No manual gear mesh adjustments are required
- Motor retention separate from gear mesh
- Heavy-Duty Modular Composite Chassis
- Interlocking front and rear bulkheads
- Motor mounts to rear bulkhead to eliminate gear crunching flex
- Easy to service and access components
- Driveline is sealed in the chassis to keep out dirt and grit
- Clipless Battery Retention System
- No body clips or hook and loop straps
- Battery hold-downs pivot for easy access
- Adjustable for battery size
- More secure than conventional retention systems
- Integrated into chassis top brace for improved battery tray and chassis stiffness
- Bumpers
- Front energy absorbing rubber impact bumper
- Lower front and rear skids for impact and abrasion resistance
- Integrated nerf bars for side impact resistance
- Heavy-Duty Steering Bell Cranks and Servo Saver
- High-output steering servo
- Wired directly into the RX box, no external wires seen on chassis
- New mounting system to fully support case
- Double-shear, bearing supported servo horn
- Suspension
- Engineered to optimize suspension travel and steering angles
- All critical suspension points have double shear strength
- High strength steel suspension pins used throughout
- Suspension pins retainers won’t come loose or “back-out”
- 4 mm machined pivot balls
- C-hub and steering block geometry maximizes steering angle
- Adjustable roll center
- Fixed, high-strength camber and toe links
- Steel upper and lower tie bars
- Full contact sealed bearings used in exposed locations
- Large-Scale GTX Shocks
- Machined aluminum threaded body
- Extra-large bore and capacity
- 5.2 mm damper shaft
- Lower seal cartridge includes integrated wiper seal combination
- Adjustable upper spring retainer
- Plastic shock caps with pivot balls
- Fixed shock locations
- Lower spring perches bolted on
- Wheels/Tires
- Massive 8.4″ Sledgehammer® belted tires
- Virtually eliminates ballooning at high speeds
- Open tread block design
- 2-piece foam insert
- High-strength glue and bead design
- Large, dual-diameter wheels
- Massive 8.4″ Sledgehammer® belted tires
Model Specs


| Model Name: | X-Maxx 8s Belted |
|---|---|
| Model Type: | Monster Truck |
| Model Speed: | 50+ mph with two 4s LiPo batteries and optional pinion gear |
| Model Skill Level: | 6 |
| Scale: | X-Truck |
| Weight: | 19.1 pounds (8.66 kg) |
| Length: | 30.67 inches (779 mm) |
| Width: | 21.3 inches (540 mm) |
| Front Track: | 21.3 inches (540 mm) |
| Rear Track: | 21.3 inches (540 mm) |
| Height: | 13.99 inches (355 mm) |
Motor Specs
| Motor Name: | Velineon® 1200XL |
|---|---|
| Motor Type: | 1275 kV sensorless brushless |
| Motor Weight: | 23.44 ounces (665 g) |
| Motor Length: | 4.32 inches (110 mm) |
| Motor Diameter: | 1.88 inches (48 mm) |
| Motor Shaft Size: | 5 mm |
| Motor Connector Type: | 6.5 mm bullet connectors |
ESC Specs
| ESC Name: | Velineon® VXL-8s™ |
|---|---|
| ESC Type: | Brushless |
| ESC Case Size: | 2.23 inches (58 mm) / 2.83 inches (72 mm) / 1.81 inches (46 mm) |
| ESC Weight: | 7.60 ounces (215.5 g) |
| Motor Connectors: | 6.5 mm bullet connectors |
| Battery Connectors: | Traxxas High-Current Connectors |
| ESC Power Wire: | 10 gauge Maxx® Cable |
Exceptionally Powerful & Durable Big RC Monster Truck!
Get ready to unleash the ultimate monster with the Traxxas X-Maxx 1/6 8S Monster Truck equipped with belted tires. This formidable RC beast defies physics with its jaw-dropping acceleration and blistering speeds of over 50mph, making it a force to be reckoned with on any terrain. Built to conquer the most extreme challenges, the X-Maxx boasts unparalleled durability, innovative design features, and cutting-edge technology, setting a new standard for high-performance RC monster trucks. Whether you're tearing up the track or dominating the backwoods trails, the X-Maxx delivers adrenaline-pumping excitement and unbeatable performance like never before.
About the X-Maxx 8S
Body, Wheelie bar, Wheels & Tires
The Traxxas X-Maxx 1/6 8S Monster Truck with belted tires is an absolute beast of an RC vehicle, designed to conquer the most extreme terrain with its mammoth size and unrelenting power. Featuring a clipless body mounting system, the X-Maxx allows for easy removal and installation of the reinforced body, which is further enhanced with a protective cage to minimize flex and external skids for strategic protection during intense bashing sessions. The integrated nerf bars provide additional side impact resistance, ensuring durability and longevity even in the most demanding conditions. Paired with the specifically formulated 8s rubber compound and large, dual-diameter wheels, the belted Sledgehammer tires offer exceptional grip and durability for high-speed runs and aggressive off-road maneuvers.
Chassis, Suspension & Drivetrain
Built on a robust chassis with a full-metal driveline, the X-Maxx boasts exceptional strength and durability to withstand the rigors of extreme bashing. The suspension system is engineered to optimize suspension travel and steering angles, with all critical suspension points featuring double shear strength for added reliability. The GTX shocks with machined aluminum threaded bodies and extra-large bore capacity ensure smooth and consistent damping over rough terrain, while the fully sealed bearings used in exposed locations provide long-lasting performance with minimal maintenance requirements. The drivetrain features all-metal gears and CVDs, along with Traxxas' Torque-Biasing Center Drive unit for maximum wheels-up punch and unrelenting acceleration.
Electronics
Equipped with the Velineon VXL-8s Brushless Power System, the X-Maxx delivers jaw-dropping acceleration and speeds of over 50mph, thanks to its powerful Velineon 1200XL Brushless Motor and VXL-8s Waterproof Electronic Speed Control. The built-in cooling fan and machined heat sinks ensure efficient heat dissipation during high-speed runs, while the real-time telemetry via Traxxas Link provides valuable performance data to optimize the driving experience. The Traxxas Stability Management (TSM) helps prevent spinouts and loss of control by adjusting from off to 100% assistance from the transmitter, offering unparalleled stability and control for drivers of all skill levels. Additionally, the TQi 2.4 GHz High Output Radio System with Traxxas Link-enabled allows for easy customization and adjustment of steering and throttle parameters, ensuring a personalized driving experience tailored to individual preferences.
- Features:
- High Speed 8S Rated Belted Sledgehammer Tires
- Proven Rigid Chassis Structure
- Tough All HD Metal gears and CVDs
- Potent VXL-8S Brushless Power System
- Anodized Aluminum GTX Shocks
- Clipless Body Mounting
- Aluminum Motor Heatsink with Dual Fans
- Traxxas Stability Management (TSM)
- Fully machined aluminum stub axles and center driveshaft
- Up to 50+ MPH on 8S LiPo with the included optional spur gear
Pairs well with
Easy to use for beginners
Durable build for long-lasting fun
Quick recharge and extended range for all-day play
Perfect for pools, lakes, and calm rivers

X-Maxx 8S 4WD Brushless RTR Monster Truck TSM & Belted Tires
Product details
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What types of RC vehicles do you sell?
We offer a wide range of RC vehicles including airplanes, drones, helicopters, cars, trucks, boats, and a full selection of parts and upgrades for each.
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Most of our models are RTR (Ready to Run) or RTF (Ready to Fly), meaning they include everything you need out of the box. Some kits may require minimal assembly—check the product description for details.
Do you offer replacement parts?
Yes! We stock replacement parts for most models we sell. If you’re not sure which part you need, contact our support team and we’ll help you find the right match.
How long does shipping take?
Orders typically ship within 1–2 business days. Delivery time depends on your location, but most customers in the U.S. receive their orders within 3–7 business days.
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