Hobao Hyper VS2 Lightweight Differential Outdrive Cups H85067

Overview

The Hobao Hyper VS2 Lightweight Differential Outdrive Cups (H85067) are genuine OEM components designed specifically for the differential assembly on Hobao's acclaimed Hyper VS2 1/8 scale buggy platform. Whether you're running an electric or nitro-powered VS2, these lightweight cups are essential maintenance and upgrade parts that directly impact the performance and longevity of your RC car's drivetrain. Built to Hobao's exacting standards, these parts represent the quality and engineering you'd expect from one of the world's most respected RC manufacturers.

If you're serious about RC buggies in the UK, you'll know that the Hyper VS2 has earned a stellar reputation among competitive racers and dedicated bashers alike. The drivetrain is the heart of any high-performance RC vehicle, and keeping it in top condition is crucial for consistent performance on the track or in the dirt. These lightweight outdrive cups are the perfect choice for anyone looking to maintain their VS2 at peak efficiency or to refresh a well-used drivetrain with genuine Hobao components. Whether you're upgrading after thousands of laps or simply want to ensure your buggy is running with the best possible parts, the H85067 delivers the quality and reliability you need.

RC enthusiasts across the UK trust Hobao for their precision engineering and attention to detail. The Hyper range represents years of development and real-world testing, and every component—including these outdrive cups—reflects that commitment to excellence. When you choose genuine Hobao parts, you're investing in the longevity and performance of your RC car.

Key Features

• Lightweight Design — The cups are specifically engineered to be lightweight, which directly reduces rotating mass in the differential assembly. This is not a trivial benefit; by minimising inertia in a critical rotating component, the differential can respond more quickly to throttle inputs and deliver power more smoothly and consistently to the driveshafts. For competitive racing, this translates to better handling characteristics and more predictable performance on varied terrain.
• Genuine Hobao Component — These are official Hobao parts manufactured to strict OEM specifications. When you fit genuine components, you're ensuring compatibility, reliability and performance exactly as the engineers intended. There's no guesswork about fit, finish or durability when you use authentic parts.
• Universal Compatibility Across VS2 Range — The H85067 is compatible with all major variants of the Hyper VS2 platform, including electric RTR models with 100A and 150A ESCs, roller buggies, and nitro variants with Hyper 21 and Hyper 30 engines. This broad compatibility makes the H85067 a versatile spare part for anyone with a VS2 in their RC collection.
• Pack of Two — You receive two outdrive cups in this package, which is the correct quantity needed for proper differential assembly (one for each output shaft). This ensures you have everything required for a complete refresh or replacement.
• Durable Construction — Built from quality materials selected to withstand the stresses of competitive racing and recreational bashing. The cups must transfer significant torque to the driveshafts whilst remaining lightweight, a balance that Hobao has perfected through years of engineering experience.

Technical Performance

Outdrive cups are located at the differential outputs and serve a critical function: they transfer power from the differential gears directly to the driveshafts. Every time you apply throttle, the torque flows through these cups, making them subject to significant rotational forces. The lightweight design of the H85067 is a carefully engineered compromise—the cups must be strong enough to reliably transfer full engine or motor torque without failure, yet light enough to minimise rotational inertia in the differential assembly. This matters because every gram of mass in a rotating component requires energy to accelerate, energy that is then wasted in the drivetrain rather than being applied to forward motion. By reducing this rotating mass, Hobao engineers have improved the differential's responsiveness and the overall smoothness of power delivery across the entire drivetrain. The cups work in concert with other differential components (pins, bearings, and the differential case itself) to create an assembly that is both robust and efficient. For those running ready-to-run RC cars or roller buggies with brushless motors and modern electronic speed controllers, as well as for nitro-powered competitors using traditional engines, these cups ensure consistent performance lap after lap. The material selection and manufacturing tolerances are such that the cups integrate seamlessly with Hobao's drivetrain ecosystem, whether you're using 4S or 6S LiPo batteries, or racing with one of Hobao's proven nitro engines.

What's in the Box

• Hobao Lightweight Differential Outdrive Cups – 2 pieces

When You Might Need These Parts

• Routine drivetrain maintenance and refresh on your existing VS2 buggy
• Replacement due to wear or damage to original outdrive cups
• Upgrading to lightweight components to improve differential responsiveness
• Building a spare VS2 chassis with quality OEM parts
• Rebuilding a used or damaged VS2 with genuine Hobao components

Frequently Asked Questions

• What exactly do outdrive cups do in an RC buggy's differential? — Outdrive cups are the connection points between the differential assembly and the driveshafts. They transfer all the rotational power from the differential gears to the driveshafts, which then transmit power to the wheels. Essentially, they are the final connection in the drivetrain's power path. A damaged or worn cup can lead to poor power delivery, excessive play in the drivetrain, or complete loss of drive to one or both rear wheels.
• Why are lightweight outdrive cups better than standard ones? — Lightweight cups reduce the rotational mass in the differential assembly. Since these components are constantly spinning when your RC buggy is moving, reducing their weight means less energy is wasted accelerating the mass itself and more energy is available for forward motion. Additionally, a lighter differential assembly responds more quickly to throttle inputs, which translates to sharper handling and more responsive power delivery on the track. For competitive racing, this can make the difference between a smooth corner exit and a sluggish one.
• Are these cups compatible with both electric and nitro Hyper VS2 models? — Yes, absolutely. The H85067 is listed as compatible with the Hyper VS2 in both electric configurations (including RTR models with 100A and 150A ESCs, and roller versions) and nitro configurations (including RTR models with Hyper 21 Turbo and Hyper 30 Turbo engines). The differential assembly is essentially identical across these variants, so the same cups work for all of them.
• How often should I replace or inspect these parts? — This depends on your usage intensity. Competitive racers may want to inspect the differential assembly regularly, especially the outdrive cups, as part of their maintenance routine. Casual bashers might only need to refresh these parts after several seasons of use or if they notice play developing in the drivetrain. The best practice is to refer to your Hyper VS2 manual for specific maintenance intervals and to inspect related components (differential pins, driveshafts, and bearings) whenever you have the differential apart.
• Will fitting lightweight outdrive cups noticeably improve my VS2's performance? — The improvement is most noticeable in competitive racing environments where every small gain in responsiveness and efficiency counts. You'll likely feel snappier acceleration and more direct power delivery. For recreational bashers, the improvement may be less obvious but still worthwhile as part of a general drivetrain refresh or upgrade strategy. The key benefit is that you're ensuring your buggy is running with the lightest, most efficient components available.
• What should I do when installing these cups? — Refer to your Hyper VS2 manual for the correct assembly procedure. The manufacturer recommends that you inspect related differential parts (diff pins, driveshafts, and bearings) during installation to ensure reliable operation. If any of these components show wear or damage, it's a good opportunity to refresh the entire differential assembly at once.
• Are these genuine Hobao parts or aftermarket copies? — These are genuine official Hobao parts, manufactured to OEM specifications. The part number H85067 is the authentic Hobao identifier. When you purchase genuine components from RC Model Shop, you can be confident you're getting the real thing with all the quality assurance that implies.

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 HOBAO HYPER VS2 LIGHTWEIGHT DIFFERENTIAL OUTDRIVE CUPS H85067 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.