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⚙️ New Rear Axle 9/38 Iveco Daily Air Suspension – Quick get-back-on-the-road, new brakes included
🔧 What is this part used for?
The rear axle is the component that receives the torque transmitted by the driveshaft and distributes it to the rear drive wheels. Its bevel gear set transmits the motion at a right angle and provides the final drive ratio, while the differential allows the inner and outer wheels to rotate at different speeds when cornering. This rear axle is equipped with a 9/38 bevel gear set, corresponding to a ratio of 4.22, which enhances traction and acceleration under load—a key advantage for commercial vehicles operating with heavy loads. An internal failure of the differential or bearings will immobilize the vehicle and, if left unaddressed, can damage the half-shafts and hubs.
This rear axle is offered brand-new and delivered fully equipped, with a new braking system installed: rotors, pads, and calipers. It is compatible with the Iveco Daily MY2012, MY2016, MY2019, MY2022, and MY2024 models equipped with rear air suspension. The suspension leaf spring mounting brackets on the axle housing are specific to this version and differ from those on models with mechanical suspension: the two axles are therefore not interchangeable. Delivered ready to install, it allows the vehicle to be back in service in a few hours, without having to remove or repair the original axle.
✅ Technical Specifications
Compatibility: Iveco Daily MY2012, MY2016, MY2019, MY2022, MY2024 with rear air suspension
Type: Complete rear axle
Bevel gear ratio: 9/38
Final drive ratio: 4.22
Braking: New discs, pads, and calipers installed
Position: Powered rear axle
Special feature: Suspension leaf spring mounts specific to the air suspension version (not compatible with mechanical suspension)
Estimated installation time: 3 to 4 hours
Condition: New
OEM Part Number: 46391730 (IVE46391730)
✅ Why replace this part?
✅ An internal failure of the differential or bevel gear set interrupts torque transmission to the rear wheels and completely immobilizes the vehicle.
✅ Worn differential bearings cause play, overheating, and rumbling noises, and eventually damage the gears and the housing.
✅ Replacing it with a complete new rear axle assembly, including new brakes, gets the vehicle back on the road in a single service visit, without the shop time required to rebuild the original axle.
✅ Signs of wear / failure / replacement
A rear axle nearing the end of its service life first manifests as a humming or whistling noise that varies with speed—both during acceleration and deceleration—a characteristic sign of wear on the bevel gear set or the bearings. Clunking noises upon startup, during load changes, or when turning suggest play in the differential. An oil leak at the axle housing or seals, an abnormally high temperature in the housing, or the presence of metal shavings in the drained oil confirm internal damage. In the event of a complete failure, the vehicle will no longer move forward even though the driveshaft is turning.
✅ Installation Tips
Securely jack up the vehicle on jack stands and deflate the air suspension before removing the old differential. Note the orientation of the driveshaft flange, then disconnect the suspension mounts, brake hoses, sensors, and parking brake cables. Before installation, verify that the leaf spring mounts on the new axle are compatible with your vehicle’s air suspension system. After installation, fully bleed the brake system, check the axle oil level, ensure all fasteners are tightened to the manufacturer’s torque specifications, and verify the parking brake’s operation before conducting any test drives. Allow 3 to 4 hours for a fully equipped technician; installation in a workshop by a qualified professional is still recommended.
✅ Technical advice from RAXOR Parts
If the differential or bearings fail, there are two options: rebuild the original axle or replace it with a complete axle. All parts needed for the repair are available on RAXOR Parts at affordable prices, including Iveco Daily differential parts, but the repair requires complete disassembly, precise adjustment of the bevel gear ratio, and significant downtime. With a brand-new complete rear axle, the job is limited to a simple removal and reinstallation taking 3 to 4 hours, and the vehicle is ready to go with a completely new rear braking system. Explore our full range of Iveco Daily suspension.
✅ Why choose RAXOR Parts?
✅ New rear axle, part number 46391730, gear ratio 9/38 (4.22), specific to Iveco Daily MY2012 through MY2024 with air suspension, shipped with new rotors, pads, and calipers.
✅ Differential, axle overhaul, and suspension parts available for all repair options.
✅ In-stock items and fast shipping to minimize downtime for your active vehicle.
Contact
📧 Contact us by email with any compatibility questions.
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🚚 Order your Iveco Daily 9/38 rear axle now
Place your order today on RAXOR Parts and receive your brand-new, complete rear axle ready to install, so you can get your Iveco Daily back on the road in just a few hours.
