- Brand: ARRMA
- Model Number: Z-ARA310922
- Part Type: Gearbox Input Shaft (Idler Gear)
- Tooth Count: 19 teeth
- Spare Part Category: Drivetrain Spares
- Compatible Vehicle Scale: 1/5
- Compatible Vehicle Type: 4X4 Monster Truck, 4X4 Stunt Truck
- Compatible with ARRMA 1/5 Kraton 4X4 8S BLX EXB Brushless Monster Truck RTR (Model C-ARA5808V2T1)
- Compatible with ARRMA 1/5 Outcast 4X4 8S BLX EXB Brushless Stunt Truck RTR (Model C-ARA5810V2T1)
- Motor System: Brushless
- Battery System: 8S LiPo
- EAN Code: 5052127033251
Overview
The ARRMA Gearbox Input Shaft Z-ARA310922 is an essential drivetrain spare part designed for high-performance RC monster trucks and stunt vehicles. This genuine ARRMA component is engineered to provide reliable power transmission in some of the most demanding 1/5 scale brushless RC cars available today. Whether you're a weekend basher pushing your RC monster truck to its limits or a competitive racer maintaining your vehicle at peak performance, having quality replacement drivetrain spares on hand ensures your RC car UK setup remains in top condition.
This idler gear component is specifically engineered as a 19-tooth gear that forms a critical part of the gearbox assembly in ARRMA's professional-grade vehicles. For UK RC enthusiasts who demand authenticity and reliability from their spare parts, this original manufacturer component ensures perfect compatibility and performance characteristics. The Z-ARA310922 is the replacement part you need when your existing drivetrain components require maintenance or upgrade, helping you maintain the exceptional performance of your ready to run RC monster truck.
ARRMA is renowned throughout the RC car hobby for manufacturing some of the toughest, most durable brushless RC trucks available. This spare part maintains that same commitment to quality and precision engineering. Whether you're running an ARRMA Kraton 8S or Outcast 8S brushless monster truck, having genuine ARRMA replacement parts ensures your vehicle continues to deliver the speed, power and reliability that makes these models so popular with UK RC enthusiasts.
Key Features
- 19-Tooth Idler Gear Design — The 19-tooth configuration provides the precise gear ratio required for optimal power delivery and torque characteristics in high-performance 1/5 scale brushless RC vehicles, ensuring smooth acceleration and consistent drivetrain performance.
- Genuine ARRMA Component — As an authentic ARRMA spare part manufactured to original factory specifications, this gearbox input shaft maintains the exact tolerances and material properties necessary for seamless integration with your RC monster truck's drivetrain system.
- Drivetrain-Specific Engineering — Classified as drivetrain spares, this component is engineered specifically for power transmission applications, withstanding the high torque and rotational forces generated by brushless motor systems in 8S LiPo-powered vehicles.
- Direct Compatibility — This part is engineered to fit directly into ARRMA 1/5 scale 4X4 8S BLX EXB brushless models, including the Kraton and Outcast platforms, eliminating any guesswork when ordering replacement drivetrain components.
- Professional-Grade Reliability — ARRMA's reputation for manufacturing durable ready to run RC trucks extends to their spare parts, with this component built to endure the demanding conditions of aggressive driving and competitive racing.
Technical Performance
The ARRMA Gearbox Input Shaft Z-ARA310922 is engineered for the high-performance demands of 1/5 scale brushless RC monster trucks. This idler gear component is manufactured to precise specifications that ensure smooth power transmission through the gearbox assembly of vehicles like the ARRMA Kraton 8S and Outcast 8S, which utilise advanced brushless motor systems paired with 8S LiPo battery power. The 19-tooth gear configuration provides the mechanical advantage and rotation characteristics necessary to translate the raw power of brushless motors into predictable, controllable acceleration and drivetrain response. The component's engineering reflects ARRMA's commitment to quality, with materials and tolerances that allow it to withstand the continuous high-torque demands placed on drivetrain components during rapid acceleration, sharp turning manoeuvres and sustained high-speed running. This spare part is essential maintenance for UK RC enthusiasts who push their vehicles hard and want to maintain factory-level performance and reliability in their brushless RC truck setup.
What's in the Box
- ARRMA Gearbox Input Shaft Z-ARA310922 (19-tooth idler gear)
Frequently Asked Questions
- What vehicles is the ARRMA Z-ARA310922 compatible with? — This gearbox input shaft is designed for the ARRMA 1/5 Kraton 4X4 8S BLX EXB Brushless Monster Truck and the ARRMA 1/5 Outcast 4X4 8S BLX EXB Brushless Stunt Truck. If you own either of these ready to run RC monster trucks, this is the correct replacement drivetrain component for your vehicle.
- When would I need to replace this part? — The gearbox input shaft may require replacement if you experience drivetrain noise, grinding sensations, or reduced acceleration response from your RC monster truck. Regular inspection during maintenance routines helps identify wear before performance is compromised. Many UK RC enthusiasts also keep spare drivetrain components on hand for competitive events or intensive driving sessions.
- Is this a genuine ARRMA part? — Yes, the Z-ARA310922 is a genuine ARRMA spare part manufactured to original specifications. The EAN code 5052127033251 confirms authenticity and ensures you receive a component that meets ARRMA's quality standards for brushless RC vehicles.
- How difficult is it to install this component? — Installation difficulty depends on your mechanical experience with RC vehicles. This is a gearbox-level component that typically requires drivetrain disassembly to access and replace properly. If you're unfamiliar with RC car maintenance, consulting the vehicle manual or seeking assistance from experienced RC enthusiasts is recommended to ensure correct installation and optimal performance of your brushless RC truck.
- What is the 19-tooth specification? — The 19-tooth configuration refers to the number of teeth on the idler gear. This specific tooth count is engineered into the gearbox design of ARRMA 8S vehicles to provide the correct gear ratio for power transmission from the brushless motor through the drivetrain system.
Why Buy from RC Model Shop?
RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the ARRMA Gearbox Input Shaft Z-ARA310922 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.
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.
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