Traxxas TRX-4 Unassembled Chassis Kit 1:10 4WD Electric Trail Crawler (+ TQi 4-ch, XL-5 HV, Titan 550, Clipless Body) TRX82216-4-R6

Manufacturer: Traxxas
Part Number: TRX82216-4-R6
EAN: 020334032676
Power Bundles: Power Bundle Required
Vehicle: Rock Crawler
Skill Level: Skill Level 3 
Motor Type: Brushed
Waterproofing: Waterproof
Drive: 4WD
Surface Type: Off-Road
Assembly Type: Un-Assembled (Kit)
Scale: 1:10

Traxxas TRX-4 Chassis Kit TRX82216-4-R6 offers a premium build-your-own experience for RC enthusiasts who demand precision, durability, and trail-ready performance. This unassembled 1/10 scale off-road rock crawler kit includes the same advanced features found in the RTR version, giving users full control over every detail of the build. From remote-locking differentials to a 2-speed transmission and waterproof electronics, every component is engineered for rugged terrain and scale realism. With pre-assembled shocks and suspension links, plus a full-colour instruction manual, the assembly process is streamlined and rewarding.

Key features of the Traxxas TRX-4 Chassis Kit TRX82216-4-R6

• Clipless body mount system – quick-release latching for seamless access and clean scale lines
• Remote-locking differentials – switch between locked and open modes for terrain adaptability
• 2-speed gearbox – shift between high-speed trail driving and low-speed crawling
• Waterproof electronics – drive confidently through mud, water, and snow
• Pre-assembled shocks and suspension links – simplified build process with precision components
• Steel ladder frame – reinforced structure for maximum durability and stability
• Full-colour instruction manual – easy-to-follow guide with true-to-scale illustrations

What makes the Traxxas TRX-4 off-road RC chassis kit ideal for trail performance?

The Traxxas TRX-4 off-road RC chassis kit is built around a steel ladder frame with nylon composite cross members, delivering unmatched rigidity and strength. Its portal axle design increases ground clearance while reducing torque twist, allowing the chassis to tackle steep inclines and uneven terrain with ease. The electronic “Hill Hold” brake system adds control on descents, while the Titan® 21T reverse rotation motor and XL-5™ HV ESC provide reliable brushed power in all conditions.

How does the Traxxas TRX-4 unassembled 1/10 rock crawler enhance the build experience?

Each component in the Traxxas TRX-4 unassembled 1/10 rock crawler kit is packaged in clearly labelled bags, corresponding to sections in the full-colour instruction manual. The guide includes ruler charts and true-to-scale illustrations, making it easy to identify screws, bearings, and gears. With key parts like shocks and suspension links pre-assembled, users can focus on the rewarding aspects of the build while ensuring technical accuracy. The included TQi™ 4-channel 2.4 GHz radio system and waterproof servos complete the setup for immediate trail readiness once assembled.

Why choose the Traxxas portal axles crawler kit for scale realism?

The Traxxas portal axles crawler kit delivers superior scale realism and performance. Portal axles raise the axle height for increased ground clearance without enlarging the tyres, preserving the authentic 1.9-inch wheel and tyre dimensions. Combined with the clipless body mount system, which supports any Traxxas 312 mm wheelbase body, the chassis maintains clean lines and realistic proportions. The hidden latching mechanism ensures the body stays secure during trail runs but releases quickly for maintenance and battery access.

Can the Traxxas clipless body mount kit improve trail accessibility?

Yes, the Traxxas clipless body mount kit included in this chassis kit is designed for both convenience and aesthetics. The hidden latching system eliminates visible body clips, allowing for a sleek, uninterrupted body profile. On the trail, the clipless mount holds firm during aggressive driving but releases in seconds for easy access to the electronics and drivetrain. This feature enhances both usability and visual appeal, making it a standout choice for scale RC builders.

Is the Traxxas waterproof electronics RC kit suitable for all-weather driving?

The Traxxas waterproof electronics RC kit includes a Titan® 21T motor, XL-5™ HV ESC, and waterproof servos, all pre-installed and ready for action. These components are sealed against moisture and debris, allowing the chassis to operate in wet, muddy, or snowy conditions without compromising performance. Whether navigating rocky trails or splashing through streams, the waterproof system ensures consistent control and reliability.

Buy Traxxas TRX82216-4-R6 off-road build-your-own RC kit for full control and customization

For hobbyists who value hands-on assembly and trail-ready performance, the Traxxas TRX82216-4-R6 off-road build-your-own RC kit delivers unmatched versatility. With remote-locking differentials, a 2-speed transmission, and waterproof electronics, this chassis kit is engineered for serious off-road adventures. Buy Traxxas TRX-4 chassis kit with clipless mount today and experience the satisfaction of building a high-performance crawler from the ground up.

Brand, Model and Appliance Type

• Brand: Traxxas
• Model: TRX82216-4-R6
• Appliance Type: Traxxas TRX-4 Chassis Kit, Traxxas TRX-4 unassembled 1/10 rock crawler, Traxxas TRX-4 off-road RC chassis kit, Traxxas portal axles crawler kit, Traxxas clipless body mount kit

Dimensions and Weight

• Length: 52.3 cm – suitable for scale realism and trail stability
• Height: 26.6 cm – allows for generous ground clearance and body articulation
• Front Track: 24.9 cm – wide stance for improved off-road control
• Rear Track: 24.9 cm – balanced rear width for consistent handling
• Ground Clearance: 8 cm – enhanced obstacle clearance with portal axle design
• Wheelbase: 31.2 cm – compatible with Traxxas 312 mm wheelbase bodies
• Weight: 2.91 kg – solid build for rugged terrain and stability

Chassis and Structural Features

• Chassis Structure: Steel ladder frame with nylon composite cross members for durability and rigidity
• Shock Length (Front/Rear): 9 cm – pre-assembled for simplified setup and optimal suspension travel
• Approach Angle: 63.82° – aggressive front clearance for steep climbs
• Departure Angle: 43.22° – rear clearance for descending obstacles
• Breakover Angle: 59° – excellent mid-chassis clearance for uneven terrain

Wheels and Tyres

• Front Wheels: 4.9 x 2.6 cm – standard 1.9-inch scale wheels
• Rear Wheels: 4.9 x 2.6 cm – matched rear wheel dimensions for balanced traction
• Front Tyres: 11.8 x 4.8 cm – aggressive tread for trail grip
• Rear Tyres: 11.8 x 4.8 cm – consistent rear traction and scale appearance
• Wheel Hex: 12 mm – standard fitment for aftermarket compatibility

Powertrain and Electronics

• Motor Type: Brushed Titan® 21T reverse rotation – reliable torque for crawling
• Speed Control: XL-5™ HV ESC – waterproof and high-voltage capable
• Drive System: Shaft-driven 4WD – consistent power delivery across all wheels
• Differential Type: 4-gear remote-locking – switchable for terrain adaptability
• Transmission: 2-speed High/Low remote shifting – versatile gearing for trail and crawl modes
• Gear Pitch: 32 – durable gearing for high torque applications

Control and Steering

• Radio System: TQi™ 2.4 GHz 4-channel transmitter with 6533 receiver – precise multi-channel control
• Steering: Chassis-mounted 2075X metal gear servo – robust steering performance under load

Battery and Charging

• Battery Tray Dimensions: 15.9 cm x 4.7 cm x 2.3/2.6 cm – accommodates a wide range of NiMH and LiPo packs
• Battery Compatibility: Supports multiple NiMH and LiPo configurations
• Recommended Charger: Traxxas EZ-Peak® charger (model 2971) – fast and efficient charging
• Transmitter Batteries: Requires four AA alkaline batteries

Assembly and Skill Level

• Assembly Type: Unassembled kit – includes full-colour instruction manual with labelled bags
• Skill Level: Level 3 – ideal for experienced hobbyists seeking a hands-on build

Warranty

• Manufacturer’s Warranty: 1 year

We want to make sure your delivery goes smoothly, so here are some important details about our service:

• For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
• Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
• Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
• If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
• We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
• As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
• If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
• For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.