HNR H9902 X-MARS MT 1/8 Brushless RC Monster Truck – 4WD 90km/h Off-Road Beast

The HNR H9902 X-MARS MT is a high-performance 1/8 scale brushless RC monster truck engineered for extreme off-road action. Built on the upgraded X-MARS platform, this 4WD powerhouse is designed to handle aggressive bashing, high-speed runs, and rough terrain with ease. Powered by a premium Hobbywing brushless system, it delivers breathtaking speeds of up to 90km/h on 6S LiPo while maintaining excellent stability and control.

Featuring a honeycomb one-piece molded nylon chassis reinforced with aluminum alloy plates, full steel drivetrain, and a three-differential transmission system, the X-MARS MT offers exceptional durability and tuning flexibility. The RTR package comes 90% assembled from the factory, allowing you to get on the track quickly (battery and charger not included).

Key Features

• 1/8 scale 4WD high-performance brushless monster truck
• Top speed: 90km/h+ (6S), 75km/h (4S)
• Hobbywing WP-8BL150-RTR 150A waterproof brushless ESC
• Hobbywing 4074 2300KV high-torque brushless motor
• Steel gear drivetrain with front, center, and rear differentials
• Honeycomb molded nylon chassis with aluminum reinforcement
• Quick-release motor mount for easy gear ratio changes
• Front and rear sway bars for improved handling stability
• High-clearance suspension for demanding off-road conditions

Electronics & Power System

• ESC: Hobbywing 150A WP-8BL150-RTR (waterproof & dustproof)
• Motor: Hobbywing 4074 2300KV brushless motor
• Servo: 25KG waterproof digital metal gear steering servo (IPX7)
• BEC Output: 7.4V – supports high-voltage servos
• Battery Recommendation: 4–6S LiPo (XT90 plug, not included)
• Transmitter: 2.4GHz, 4-channel, control range >350m

Chassis, Suspension & Drivetrain

• 3-differential system with steel helical gears
• CNC aluminum differential housings for improved heat dissipation
• Front & rear 45# steel CVD drive shafts
• CNC 7075 aluminum shock towers and reinforced suspension mounts
• Large aluminum oil-filled shocks with adjustable preload
• Front and rear anti-roll bars for superior cornering stability

Body & Wheels

• 1.2mm thick explosion-proof PC soft body shell
• Nylon roll cage for enhanced body protection
• High-toughness nylon front and rear bumpers
• High-performance off-road tires, suitable for gravel and rough terrain
• 17mm aluminum wheel hubs with adjustable wheel offset (ET)

Specifications

• Scale: 1/8
• Drive: 4WD
• Car Size: 555 × 395 × 245 mm
• Wheelbase: 340 mm
• Ground Clearance: 74 mm
• Wheel Size: 160 × 80 mm
• Vehicle Weight: ~4700 g (without battery)
• Gear Ratio: 15.35:1
• Battery Tray Size: ≤142 × 54 × 65 mm

Package Includes

• 1 × HNR H9902 X-MARS MT RC Monster Truck (RTR, no battery or charger)
• 1 × 2.4GHz Remote Controller
• 1 × Instruction Manual

Built for serious RC enthusiasts, the HNR X-MARS MT delivers extreme power, durability, and tuning potential. Whether you’re bashing hard or chasing top speed, this 1/8 scale monster truck is ready to dominate any terrain.