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View compareTeam Associated RC8B4.1 Team Kit 1/8 Scale 4WD Nitro Off-Road Buggy
Team Associated RC8B4.1 Team Kit 1/8 Scale 4WD Nitro Off-Road Buggy
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Description
Description
Overview
The Team Associated RC8B4.1 Team Kit continues the legacy of the 2022 IFMAR World Champion-winning RC8B4 with comprehensive updates for improved handling on un-groomed outdoor tracks. Team Associated engineers focused on lowering the center of gravity, reducing weight, and enhancing performance through a new RWB (Rear Weight Bias) chassis design with a stiffer tapered profile for predictable high-speed handling while allowing a softer overall shock package.
The suspension has been completely overhauled with new low-CG aluminum shock towers and shorter 16mm shocks, along with new 3-hole rear suspension arms that allow softer shock and spring combinations while maintaining support through fast turns. The new wide-base rear hubs with 3mm carbon fiber hub towers provide extensive geometry options, while 92mm universal joints, 44/13 bevel gears, and a 47T spur gear deliver maximum grip and smooth power delivery on challenging outdoor surfaces.
Key Features
- NEW RWB chassis and side guards with tapered design
- NEW low-CG lightweight aluminum front and rear shock towers
- NEW shorter 16mm front and rear shock bodies
- NEW 6-hole 1.4mm front and 1.5mm taper rear machined shock pistons
- NEW 3-hole rear suspension arms with updated anti-roll bar geometry
- NEW wide-base rear hub design with 3mm carbon fiber hub towers
- NEW blue aluminum front upper arm mount
- NEW molded RC8B4.1 front bumper
- NEW 47T machined spur gear
- NEW +1 aluminum steering block arms
- 44/13 ring and pinion bevel gear set
- 92mm universal driveshafts with 17mm outdrives
- Updated soft blend suspension arms
- 4-shoe aluminum clutch system
- RC8B4 Mu body with RWB trim lines
Performance Benefits
- 2022 IFMAR World Champion platform heritage
- RWB chassis provides predictable high-speed handling
- Tapered chassis increases stiffness
- Lower CG improves corner speed and stability
- Shorter shocks reduce weight and lower CG
- 3-hole arms balance softness with support
- Wide-base hubs offer multiple geometry options
- +1 steering arms sharpen steering on low grip
Nitro-Specific Features
- Optimized for .21 class rear exhaust engines
- Updated fuel tank with flexible rubber lid puller
- Carbon fiber radio tray brace
- Battery and receiver box with transponder mount
- Exhaust hanger mount and spring
- 4-shoe aluminum clutch with 13T clutch bell
Usage Notes
The RC8B4.1 Team Kit is designed for competitive 1/8 scale nitro buggy racing on outdoor off-road tracks. This kit requires assembly, engine, and electronics selection. Best suited for intermediate-to-advanced racers at club through national levels.
Technical Specs
- Scale: 1/8
- Drivetrain: 4WD
- Length: 486mm (19.13 in)
- Width: 304.5mm (11.99 in)
- Wheelbase: 323mm (12.72 in)
- Power Source: Nitro
- Engine: .21 Class Rear Exhaust
- Surface: Off-Road
- Format: Team Kit (Unassembled)
- Brand: Team Associated
What's Included
- RC8B4.1 Team Kit (unassembled)
- RWB tapered chassis with side guards
- Low-CG aluminum shock towers
- 16mm shocks with springs and pistons
- 3-hole rear suspension arms
- Wide-base rear hubs with CF towers
- 92mm universal driveshafts
- 44/13 bevel gear sets
- 47T spur gear
- 4-shoe aluminum clutch with 13T bell
- Fuel tank
- Mu polycarbonate body
- Assembly hardware and manual
Needed to Complete
- .21 class rear exhaust nitro engine
- Exhaust system (muffler and header)
- 2-3 channel radio system
- Steering and throttle servos
- 4.8-7.4V receiver battery
- Model car fuel (20-30% nitro)
- Fuel bottle, glow igniter, starter box
- 1/8 buggy wheels and tires
- Polycarbonate body paint
- Silicone shock and diff fluids
- CA glue and thread locker
Summary
The Team Associated RC8B4.1 Team Kit builds on 2022 IFMAR World Championship success with RWB chassis design, low-CG shock towers, and updated suspension geometry. Engineered for nitro racing on challenging outdoor tracks, this 1/8 scale buggy delivers championship-caliber performance for serious competitors.

