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Optimize the performance and aesthetics of your racing or recreational kart with these aluminum rear hubs high quality.
Designed to offer maximum rigidity and precision, these hubs ensure a perfect connection between your driveshaft and your rear wheels. Made from machined aluminum, they combine robustness and lightness so as not to compromise your chassis’s performance.
ℹ️ Total Customization: This product is highly configurable. Select the diameter corresponding to your tree (30 mm, 40 mm or 50 mm) and choose the color that best matches your décor (black, gold, or natural aluminum) directly in the dropdown menus.
Material: High-strength machined aluminium, offering excellent durability.
Compatibility: Available for rear axles of 30 mm, 40 mm and 50 mm in diameter.
Finish: Outer casing available in three anodized colors: Black, Gold or Aluminum (Gray).
Fixation: Efficient clamping system (generally using Allen screws) for secure holding on the shaft. Supplied with keyway (check according to reference.)
Usage: Suitable for most competition and recreational karts.
Packaging: Sold individually.
"Michel, our chassis expert, recommends: Choosing the rear hub length is an important chassis adjustment in karting. A longer hub tends to stiffen the rear of the kart, increasing grip but potentially causing excessive “grip” (binding). A shorter hub offers more flexibility. For installation, make sure the axle and hub bore are clean and lightly lubricated with a dry lubricant to facilitate fitting and prevent seizing. Tighten the screws evenly."
⚠️ Safety advice: Always check the tightness of your hubs before every track session. A loose hub could damage your drive shaft and cause the wheel to come off, endangering your safety and that of other drivers.
Order your aluminum rear karting hub now at Magickart.fr. Select your size and color above. Fast shipping.
| Characteristic | Detail |
| Product type | Rear Hub / Wheel Carrier |
| Usage | Karting (Leisure / Competition) |
| Material | Aluminum |
| Shaft Diameters | 30 mm, 40 mm, 50 mm (Optional) |
| Colors | Black, Gold, Aluminum (Optional) |
| Mounting system | Clamping screw (hex socket) |
| Interview | Regular tightening checks |
| Manufacturer | [Nom du fabricant si connu, sinon laisser vide] |
| Contact Manufacturer | [Adresse e-mail ou postale si disponible] |
| Legal notice | |
| Age restriction | None |
| SKU | See variants (e.g., MOY30BK, MOY50GLD, etc.) |
| State | Brand-new |
| Key function 1 | Precise adjustment on the shaft |
| Key function 2 | Anodized aluminum finish |
Why choose the version 28 mm ? This stud is the choice of mechanics looking to optimize the end of the hub or that use rims with a specific veil requiring less clearance
TheM8 brake nut with base is the standard hardware piece used for tightening the rims on hub studs (front and rear). Equipped with a braking system (often by nylon ring or deformation) and a wide base, it ensures that your wheels remain perfectly integral with the chassis, even under the extreme side stresses and the vibrations of the track.
Rear hub L.72mm D.50mm magnesium for karting
sold per piece
The aluminium anti-slip seat set for rear hub 50mm prevents moving the hub on the tree and ensures a perfectly symmetrical adjustment between the two wheels. An indispensable accessory to improve stability, accuracy and track performance.
Rotax M28 x 1 pinion nut - Origin Builder Magickart offers this original sprocket nut Rotax, essential for the secure maintenance of your transmission. With its m28x1 thread, this official spare part guarantees maximum resistance and perfect alignment. Choosing the origin is to ensure total compatibility and flawless security on the track.
OTK axle Ø 50 x 1030 mm KZ karting, Karting spare parts, Karting accessories, Karting shaft, Karting performance, Karting reliability, Karting maintenance, Magickart.eu, Karting axle choice, Karting weather, Karting grip
The Flared head screw are Essential fixations for karting, designed to offer a Secure and aesthetic attachment on the different pieces of the chassis, bodywork or accessories. Their flared head (or milled) allows a flush mounting, thus avoiding the asperities that could interfere with the driver or damage other components.
Made in high strength steel or in stainless steel, these screws are Resistant corrosion, vibration and mechanical constraints, guaranteeing a Maximum durability and reliability in competition as in training.
The 115 mm belt is the vital element for cooling your karting engine. It ensures the connection between the rear shaft and your water pump to ensure a constant flow of coolant, thus avoiding any fatal overheating to the engine.
Compulsory racing numbers for karting, sold individually. Durable and perfectly visible, they ensure identification in accordance with competition regulations. Select your number from the drop-down menu.
The Dresden RK-1 coast protector of Speed-Racewear is a Professional protective equipment, designed to offer a maximum safety Karting and motor sport drivers. This protector is distinguished by his Complete protection of ribs, back and flanks, as well as by his OPTIMAL COMFORT thanks to Adjustable straps And some Fast Velcro Closures.
With his Ergonomic design and his Light but resistant materials, the Dresden RK-1 guarantees a Freedom of total movement while ensuring a enhanced protection against shocks and pressures.
The piston with original band Rotax is an essential component for engines Rotaxdesigned to provide optimal performance and exceptional durability. This piston is suitable for multiple engine models Rotax, including the Rotax Micro max, Rotax Mini max, Rotax Junior, and Rotax Max (senior). Fabricated Rotax, a brand recognized for its quality and innovation in the karting world, this piston is ideal for demanding drivers looking for reliable and efficient solutions for their karting engines. In addition, Magickart offers this piston at a more competitive price than that of French and Italian competition, allowing you to benefit from the best quality at the best price.
The piston with original band Rotax is an essential component for engines Rotaxdesigned to provide optimal performance and exceptional durability. This piston is suitable for multiple engine models Rotax, including the Rotax Micro max, Rotax Mini max, Rotax Junior, and Rotax Max (senior). Fabricated Rotax, a brand recognized for its quality and innovation in the karting world, this piston is ideal for demanding drivers looking for reliable and efficient solutions for their karting engines. In addition, Magickart offers this piston at a more competitive price than that of French and Italian competition, allowing you to benefit from the best quality at the best price.
The CRG Kt2 is the versatile chassis par excellence of the Italian manufacturer. Unlike the Rébec Road (more rigid), the KT2 uses a frame compound full of tubes of 30 mm in diameter. This architecture offers controlled flexibility, ideal for freeing the engine in categories without gearbox like the OK, Iame X30 or the Rotax Max.
Its geometry allows fast adaptation to all track conditions (high grip or green track "). Featuring the last components of the range CRG RacingHe combines exceptional motor skills at a surgical front train accuracy.
The CRG KT2 2026 Version Kz redefines the standards of the Queen category. While the Road Rebel (32mm) remains the choice for the tracks with very high grip, the KT2 in 30mm Has become the favorite weapon of Kz pilots looking for more agility and ease in the support changes.
For 2026, CRG Reworked the composition of chrome-molybdenum steel to provide a better response from the front train during degressive braking. This KZ version stands out for its localized structural reinforcements and its integral front / rear braking system, essential to stop the power of 50 horsepower engines
The hub of 35 mm long is considered a "short hub". In karting, The choice of hub length is a fundamental adjustment tool:
Short hub (35 mm): It offers less contact surface with the axle than models of 75 or 90 mm. This usually allows to have a "freer" behavior of the rear train, Helping the chassis to be free from curve, Ideal on tracks with a lot of grip (adhesion).
The hub of 40 mm long is often considered the "standard" or "versatile" value on adult karts equipped with a 30 mm (x30, axle, Rotax, Kz, ok). Unlike very long (75-90mm) hubs that considerably rigidify the rear, or the very short (35mm) that fully freed the chassis, the 40 mm Offers neutral and healthy behavior, ideal for starting a setting session before refining.
The hub of 85 mm is a "long" adjustment room. In karting, the choice of the hub length is directly related to the leverage exercised on the axle:
Stability and Grip: With 85 mm, you increase the rigidity of the rear train and removing the load outward. This is the ideal tool for more moving output output or to expand your back path without stacking spacers (which weakens the assembly).
R2.0 version: This name indicates an evolution of design at CRG (best machining, optimized weight and anodized finish "Gold" for higher resistance to corrosion).
Optimize the performance and appearance of your racing or recreational kart with these aluminum rear hubs of the highest quality.
Designed to provide maximum rigidity and precision, these hubs ensure a perfect connection between your drive axle and rear wheels. Made from machined aluminum, they combine strength and lightness without compromising your chassis's performance.
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