You can get the MJX H18P RC Cralwer here:
Upgrade, repair, or customize your MJX Hyper Go H18P 1/18 RC car with these precision metal upgrade parts. This listing includes multiple selectable aluminum and brass upgrade options designed specifically for the MJX / Meijiaxin H18P platform.
Choose from oil-filled shocks, axle housings, front bumper, gearbox components, chassis links, shock mounts, body shell connector, servo mount, and a complete axle housing with brass C-hub, cup, and weight upgrade set. These parts are ideal for improving durability, adding strength, replacing worn stock components, or building a stronger custom H18P setup.
Most aluminum parts are made from 6061 aluminum with a sandblasted anodized finish for a clean and durable appearance. The brass components in the axle upgrade set feature an electrophoretic finish with polished edges, helping add useful weight for improved stability and traction.
Features
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Compatible with MJX / Meijiaxin 1/18 H18P RC car
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Multiple metal upgrade options available
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Great for repairs, replacements, and custom performance builds
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Aluminum parts made from 6061 aluminum
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Sandblasted anodized finish on aluminum parts
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Brass parts add useful weight for improved crawling stability
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Brass parts feature electrophoretic finish with polished edges
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Helps improve strength, durability, and vehicle customization
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Suitable for trail driving, crawling, bashing, and general RC maintenance
Compatibility
Fits:
Please check the selected option, size, and part style before ordering to make sure it matches the part you need.
Available Options
Oil-Filled Shock Absorber
A metal oil-filled shock absorber upgrade for the MJX H18P. This shock comes pre-filled with oil and allows spring tension adjustment, making it useful for tuning the suspension softer or firmer depending on terrain and driving style.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 30g including screws and packaging
Size: Total length 59mm, outer diameter 13.13mm, mounting hole distance 52mm, mounting hole diameter 2mm, spring wire diameter 0.6mm
Package Size: 6 x 8 x 2cm PE clear sealed bag
Package Includes: 1 x Oil-Filled Shock Absorber
Aluminum Front / Rear Axle Housing
A durable aluminum axle housing upgrade suitable for front or rear axle use. This part is a strong metal replacement for the original axle housing and helps reinforce the axle assembly area.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 16g including screws and packaging
Size: 60.7mm x 23.4mm x 25.3mm
Package Size: 7 x 9 x 3cm PE clear sealed bag
Package Includes: 1 x Front / Rear Axle Housing
Aluminum Front Bumper
A metal front bumper upgrade designed to add strength and a custom look to the front end of your MJX H18P. Great for replacing the stock bumper or upgrading the vehicle for rougher driving conditions.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 32g including screws and packaging
Size: 100.67mm x 29.5mm x 27.9mm
Package Size: 8 x 12 x 3cm PE clear sealed bag
Package Includes: 1 x Front Bumper
Axle Housing + Brass C-Hub / Cup / Weight Set
A complete axle upgrade set that combines aluminum axle housings with brass C-hubs, front cups, rear cups, and gear cover weights. This option is ideal for customers looking to upgrade multiple axle-related components at once while adding low-position brass weight for improved stability and traction.
Materials:
C-hub, front cup, rear cup, and weights: Brass with electrophoretic polished-edge finish
Front / rear axle housings: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 333g including screws and packaging
Sizes:
Front / rear axle housing: 60.7mm x 23.4mm x 25.3mm
C-hub: 31.23mm x 9.8mm x 12.95mm
Front steering cup: 26.55mm x 21.7mm x 9.2mm
Rear cup: 15.22mm x 16.93mm x 23.78mm
Front / rear gear cover weight: 30mm x 30mm x 11.88mm
Package Size: 13 x 18 x 5cm PE clear sealed bag
Package Includes: 1 x Axle Housing + Brass C-Hub / Cup / Weight Set
Aluminum Gearbox Base
A 6061 aluminum gearbox base upgrade for replacing or strengthening the drivetrain mounting area. This part is useful for repair builds or customers looking to upgrade the H18P transmission support area.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 26.5g including screws and packaging
Size: 51mm x 39.7mm x 12.7mm
Package Size: 6 x 8 x 1.5cm PE clear sealed bag
Package Includes: 1 x Gearbox Base
Aluminum Chassis Links
Aluminum chassis link upgrade set for the MJX H18P suspension and chassis linkage system. Includes straight and bent links for replacing or upgrading the original linkage parts.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 22g including screws and packaging
Sizes:
4 straight links: Total length 59mm, mounting hole distance 52mm, mounting hole diameter 2mm
4 bent links: Total length 49.6mm, mounting hole distance 43.1mm, mounting hole diameter 2mm
Package Size: 6 x 8 x 1.5cm PE clear sealed bag
Package Includes: 1 x Aluminum Chassis Link Set
Rear Body Shell Connector
A rear body shell connector upgrade for the MJX H18P. This aluminum part is designed as a metal replacement for the rear body mounting area.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 8.6g including screws and packaging
Size: 50.6mm x 33.5mm x 12.1mm
Package Size: 6 x 8 x 1.5cm PE clear sealed bag
Package Includes: 1 x Rear Body Shell Connector
Rear Shock Mount / Receiver Box
A rear shock bracket and receiver box upgrade for improving strength around the rear suspension and electronics mounting area.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 12.5g including screws and packaging
Size: 48.8mm x 24mm x 19.6mm
Package Size: 6 x 8 x 2cm PE clear sealed bag
Package Includes: 1 x Rear Shock Mount / Receiver Box
Front Shock Mount / Battery Tray
A front shock bracket and battery compartment upgrade designed to reinforce the front suspension and battery mounting area of the MJX H18P.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 30g including screws and packaging
Size: 84.8mm x 58.8mm x 29mm
Package Size: 8 x 15 x 3cm PE clear sealed bag
Package Includes: 1 x Front Shock Mount / Battery Tray
Motor Gearbox Housing
A metal motor gearbox housing upgrade for improving durability around the motor and transmission area. Useful for replacing the original housing or upgrading a custom H18P build.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 29.6g including screws and packaging
Size: 44.5mm x 46.5mm x 38.3mm
Package Size: 7 x 10 x 4cm PE clear sealed bag
Package Includes: 1 x Motor Gearbox Housing
Front Axle Servo Mount
A front axle servo mount upgrade designed to strengthen the servo mounting area on the MJX H18P front axle assembly.
Material: 6061 aluminum, sandblasted anodized finish
Weight: Approx. 5.8g including screws and packaging
Size: 32mm x 16.5mm x 7.9mm
Package Size: 6 x 8 x 1cm PE clear sealed bag
Package Includes: 1 x Front Axle Servo Mount
Installation Note
For all metal upgrade parts, apply removable thread locker to screws during installation. Metal-to-metal screws can loosen from vibration, impacts, jumps, and rough terrain driving. Removable thread locker helps keep screws secure while still allowing future maintenance or disassembly.
Package Includes
Package includes the selected upgrade part or set only. RC vehicle shown in photos is for reference only and is not included.
Important Notes
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Please choose the correct option before checkout.
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Some options include one individual part, while others include a set.
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Measurements are approximate and may vary slightly due to manual measurement.
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These are upgrade and replacement parts for the MJX H18P 1/18 RC car.
