Traxxas X-Maxx Ultimate 8S 4WD Brushless Monster Truck RTR – Model 77097-4

The Ultimate X-Maxx Experience – Extreme Power, Premium Upgrades & 50+ MPH Performance!

Get ready to experience the ultimate in large-scale RC monster truck performance with the Traxxas X-Maxx Ultimate 8S! Built for extreme speed, massive jumps, and unstoppable off-road excitement, the X-Maxx Ultimate takes the legendary X-Maxx platform to an entirely new level with premium aluminum upgrades, incredible durability, and breathtaking brushless power.

Capable of reaching 50+ MPH with dual 4S LiPo batteries and optional gearing (sold separately), this massive 4WD monster truck delivers the performance serious RC enthusiasts demand.

The X-Maxx Ultimate comes loaded with factory-installed 6061-T6 aluminum components, a powerful Velineon 1200XL brushless motor, VXL-8s waterproof electronic speed control, Traxxas Stability Management (TSM), and enormous 8.4-inch belted Sledgehammer tires.

Whether you're launching off giant ramps, blasting through rough terrain, or tearing across wide-open spaces, the X-Maxx Ultimate is engineered to handle extreme RC adventures.

Key Features & Highlights

• 50+ MPH Potential: Incredible speed with dual 4S LiPo batteries and optional gearing (sold separately).

• Premium Aluminum Upgrades: Factory-installed 6061-T6 aluminum components provide additional strength, precision, and durability.

• Velineon 1200XL Brushless Motor: Massive torque and powerful acceleration from the 1275Kv, 4-pole brushless powerplant.

• VXL-8s Waterproof ESC: Advanced 8S-compatible electronic speed control with integrated cooling and protection systems.

• Traxxas Stability Management (TSM): Adjustable electronic assistance helps maintain control during hard acceleration and challenging driving conditions.

• 8.4-Inch Belted Sledgehammer Tires: Aggressive traction with a belted construction that minimizes tire ballooning at high speeds.

• Heavy-Duty 4WD Drivetrain: Hardened steel gears, heavy-duty CV driveshafts, and sealed differentials deliver exceptional strength.

• Aluminum GTX Shocks: Oversized, oil-filled aluminum shocks absorb harsh landings and rough terrain.

• Clipless Body Mounting: Secure, quick-release body system makes battery changes and maintenance easier.

• TQi 2.4GHz Radio System: Advanced transmitter with factory-installed wireless module and integrated telemetry capabilities.

• Ready-To-Race (RTR): Fully assembled and ready for action after adding the required batteries and charger.

Premium Factory-Installed Aluminum Upgrades

The X-Maxx Ultimate features an extensive collection of high-strength aluminum upgrades designed to improve durability, handling, and overall performance.

6061-T6 Aluminum Components:

• Precision-machined aluminum C-hubs

• Aluminum steering blocks

• Aluminum rear hub carriers

• Aluminum differential housings

• Heavy-duty aluminum motor mounts

• Aluminum steering bellcranks

These premium components deliver increased strength at critical suspension, steering, and drivetrain locations while giving the X-Maxx Ultimate an impressive custom-built appearance.

Extreme 8S Brushless Power System

Velineon 1200XL Brushless Motor

At the heart of the X-Maxx Ultimate is the powerful Velineon 1200XL 1275Kv brushless motor, engineered to deliver massive torque, rapid acceleration, and extreme large-scale performance.

Motor features include:

• 4-pole, 1275Kv brushless design

• Heavy-duty 5mm output shaft

• Aluminum slip-on heat sink

• Dual motor cooling fans

• High-output performance for demanding off-road conditions

VXL-8s Waterproof Electronic Speed Control

The advanced VXL-8s ESC provides smooth, responsive throttle control and the ability to handle extreme 8S LiPo power.

Features include:

• Dual 4S LiPo battery compatibility

• Built-in cooling fan

• Machined aluminum heat sinks

• Heavy-duty 10-gauge silicone wiring

• Integrated electronic protection circuits

• LED status indicators

• Waterproof design for all-weather RC adventures

Traxxas Stability Management (TSM)

Harnessing extreme brushless power is easier with Traxxas Stability Management.

TSM helps reduce unwanted wheelspin, fishtailing, and loss of control during acceleration, particularly on loose or slippery surfaces.

Drivers can adjust assistance directly from the transmitter, ranging from completely off to 100% assistance, allowing the driving experience to match individual skill levels and terrain conditions.

Advanced TQi 2.4GHz Radio System

The included Traxxas TQi 2-channel radio system provides reliable control and advanced tuning capabilities.

Features include:

• Factory-installed Traxxas Link Wireless Module

• Integrated telemetry sensors

• 5-channel micro receiver (6533)

• Built-in fail-safe protection

• Integrated telemetry ports

• Automatic storage and recall of settings for up to 30 Traxxas Link-enabled models

Heavy-Duty 8S 4WD Drivetrain

The X-Maxx Ultimate is engineered to transfer tremendous brushless power to all four wheels while standing up to extreme driving conditions.

Drivetrain features include:

• Full-time, shaft-driven 4-wheel drive

• Machined and hardened steel pinion and spur gears

• Heavy-duty steel CV driveshafts with laser etching

• Reinforced steel differential output cups

• Splined aluminum center driveshaft

• Machined aluminum stub axles

• Torque-Biasing Center Drive for improved power distribution and shock absorption

• Heavy-duty 24mm splined wheel hexes

• Sealed, silicone-filled differentials with oversized ring and pinion gears

Fixed Motor Mounting System

The rigid aluminum motor mounting system uses preset gear mesh positions to simplify maintenance and help maintain proper gear alignment.

• Preset gear mesh adjustments

• No manual gear mesh adjustment required

• Motor retention independent of gear mesh

• Rigid mounting design for reliable power transfer

Reinforced Modular Chassis

The heavy-duty modular composite chassis combines strength, protection, and serviceability.

• Interlocking front and rear bulkheads

• Rear bulkhead-mounted motor to minimize drivetrain flex

• Sealed drivetrain protection against dirt and debris

• Convenient access to major components for maintenance

• Integrated chassis reinforcement for demanding off-road use

High-Performance Steering System

The X-Maxx Ultimate features precision aluminum steering components and a powerful metal-gear steering servo for responsive control.

2085RL High-Output Steering Servo:

• 650 oz-in of torque at 6.0V

• 0.13-second transit time per 60° at 6.0V

• Heavy-duty metal gears

• Double-shear aluminum servo horn

• Heavy-duty servo saver spring

• Precision-machined aluminum steering bellcranks

Extreme-Duty Suspension

Designed to handle massive jumps, hard landings, and challenging terrain, the X-Maxx Ultimate suspension delivers impressive durability and control.

Features include:

• TUBES 7075-T6 aluminum front toe links

• Double-shear support at critical suspension mounting points

• High-strength steel suspension pins

• Secure suspension pin retainers

• Optimized C-hub and steering block geometry

• Adjustable roll center

• Steel upper and lower tie bars

• Sealed bearings in exposed locations

Aluminum GTX Shocks

Oversized aluminum GTX shocks help absorb hard landings while keeping the truck planted over rough terrain.

• Precision-machined threaded aluminum shock bodies

• Extra-large oil capacity

• Titanium-nitride-coated 5.2mm damper shafts

• Integrated wiper seals

• Adjustable aluminum upper spring retainers

• Aluminum shock caps with pivot balls

• Secure bolt-on lower spring perches

• Fixed shock mounting positions

Massive 8.4-Inch Belted Sledgehammer Tires

The X-Maxx Ultimate rides on enormous 8.4-inch Sledgehammer belted tires, designed to deliver exceptional grip, durability, and stability.

• Belted construction minimizes tire ballooning at high speeds

• Aggressive open-block tread pattern

• Two-piece foam inserts

• High-strength tire glue and bead design

• Large dual-diameter wheels

These oversized tires help the X-Maxx Ultimate tackle dirt, gravel, grass, and other challenging off-road surfaces.

Quick-Release Clipless Body System

Forget traditional body clips! The X-Maxx Ultimate features an innovative clipless body mounting system for quick, convenient access.

• Fast, one-handed installation and removal

• Secure pivoting rear latch

• No traditional body posts or clips

• Reinforced design for added durability

Snap-Lock Battery Retention

Battery installation is fast and convenient thanks to the integrated Snap-Lock retention system.

• No body clips or hook-and-loop straps

• Pivoting battery hold-downs

• Adjustable battery compartment fitment

• Secure battery retention during aggressive driving

• Integrated chassis top brace for additional rigidity

Heavy-Duty Impact Protection

Built for extreme RC bashing, the X-Maxx Ultimate features multiple protective components.

• Energy-absorbing front rubber bumper

• Front and rear skid protection

• Integrated side-impact nerf bars

• Reinforced chassis construction

What's Included in the Box?

• Traxxas X-Maxx Ultimate 8S 4WD Brushless Monster Truck – Fully Assembled RTR

• Velineon 1200XL Brushless Motor (Installed)

• VXL-8s Waterproof Electronic Speed Control with Integrated Telemetry

• TQi 2.4GHz Radio System with Factory-Installed Wireless Module

• Factory-Painted Clipless Body

• Quick Start Guide

• Maintenance Tools

What You'll Need to Complete

The X-Maxx Ultimate requires additional items before operation. Batteries and charger are sold separately.

1. Two 4S LiPo Batteries

Recommended: Traxxas 6700mAh 14.8V 4S Power Cell LiPo Batteries (Part #2890X).

Alternatively, consider the Traxxas Dual 4S Completer Pack (Part #2997).

2. Compatible LiPo Battery Charger

Recommended: Traxxas EZ-Peak Live Dual Charger (Part #2973), capable of charging two 4S LiPo batteries.

3. Four AA Alkaline Batteries

Required to power the TQi transmitter.

Product Specifications

Why Choose the Traxxas X-Maxx Ultimate?

The Traxxas X-Maxx Ultimate is more than just a monster truck. It's a premium, high-performance RC machine engineered for enthusiasts who demand extreme power, rugged durability, and exceptional off-road capability.

With its factory-installed aluminum upgrades, massive 8S brushless power system, advanced electronics, and legendary X-Maxx design, the Ultimate delivers an unforgettable RC driving experience.

Take your RC adventures to the next level with the Traxxas X-Maxx Ultimate 8S, available at AZ Turn and Burn RC Superstore!

Note: Maximum speed requires compatible batteries and optional gearing. Batteries, charger, and transmitter AA batteries are not included. Always verify battery dimensions and connector compatibility before purchase.