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AMK Extended 20mm TRX4M Portal Axle,109.6g Aluminum CNC TRX4M Axle, TRX4M Portal Axles with Two Servo Mount Options, for 1/18 RC CrawlerCar TRX4M Axle Upgrade Parts
AMK Extended 20mm TRX4M Portal Axle,109.6g Aluminum CNC TRX4M Axle, TRX4M Portal Axles with Two Servo Mount Options, for 1/18 RC CrawlerCar TRX4M Axle Upgrade Parts
Item Details
Pickup Location
4031 Market Center Dr Suite 303
North Las Vegas, NV, 89030
Quality
New
Functional
No Damage
Assembly Required
In Package
No Missing Parts
Auction closes
August 20, 2025 at 3:22 AM
brand
AMKEstimated Retail Price
$69.09
color
SilverBuyers Premium
15%
Inventory Number
1046338576
Found in
Features
- TRX4M Axles Construction: The TRX4M axles are made from aluminum alloy, CNC-machined and anodized. These TRX4M axles feature portal axles that provide ample ground clearance to enhance off-road capability
- TRX4M Axle Gears: 24T/12T, Underdrive Portal Gears: 12T/22T, Axle gear ratio: 3.67:1, Output shaft: 3mm;Steering angle: about 45 °, Connector specification: 7mm,thickness(4mm), Net weight: about 109.6g, Total Length: 132.5mm
- Extended +10mm Portal Axles: The TRX4M axles have been extended by +10mm on each side, increasing the total width by 20 mm. The full axle extension ensures the axles won’t be overloaded
- TRX4M Portal Axle: Comes equipped with two different servo mounts for added versatility. The TRX4M axles also feature hardened CVD shafts, contributing to greater strength and steering precision
- Note: Not compatible with stock TRX4M chassis as the laydown servo mount is wider than stock
Online Reviews
3.6/5
Based on 3 ratings
This score is based on 3 recent reviews from online retailers.
Be sure to check our Quality Rating and Notes above for more details on this listing.


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