The Nissan Atleon is a medium-duty truck ranging from 3.5 to 15 tonnes. It is the "high" offering in the Nissan Trucks catalog for the French market. Marketed from 2000 to 2013, it is particularly well suited to large-volume bodies and construction activities.
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Gearbox broken? We help you identify and order your model
If you notice any abnormal behavior, act fast! Early repair can prevent more serious damage and maintain your truck's performance. EDEN BOITES Nissan Atleon provides you with useful tips and solutions for effective Nissan Atleon gearbox repairs.
Analyze common Nissan Atleon transmission problems
Over time, mechanics naturally wear out. Certain indicators are unmistakable and should be given serious consideration. While they don't necessarily mean that the gearbox is broken, they do demand attention. Unusual noises, skipping gears or slipping gears are the first symptoms of gearbox failure.
This type of vehicle has a hydraulic clutch. Low fluid levels or leaks in the system can lead to loss of pressure, making shifting difficult. The same faults occur if the disc is damaged. In this case, it does not disengage properly from the flywheel, resulting in excessive friction.
The Nissan Atleon gearbox is made up ofgears immersed in oil, which limits friction and ensures smooth operation of all its mechanical processes. It is essential to renew this lubricant regularly. If this maintenance is neglected, the liquid is gradually polluted by fragments from internal friction. This can affect gear shifting and lead to further damage.
In all cases, you need to identify the source of the fault and call in a professional. Depending on the model of your truck, he or she will be able to diagnose the problem.

Understand the evolution and mechanical characteristics of the Nissan Atleon gearbox
To better understand the transmission system, it's essential to look at the specifics of your Nissan Atleon. This truck is part of the commercial vehicle range, but is also available in a "detached" configuration, allowing driving with a B license. The variants feature different wheelbases, but are exclusively equipped with diesel engines and twin wheels on the rear axle.
When it was launched in 2000, the 3.5 t version offered a single powertrain: a 110 hp 3.0 diesel or HD engine with a 5-speed manual gearbox.
In 2007, a 6-speed model was introduced, better suited to road travel or heavy loads. Robust and equipped with a reinforced chassis, it also benefits from a limited-slip differential as standard, much appreciated on worksites.
In 2008, like most diesels, the Nissan Atleon was equipped with a common rail system and a variable geometry turbocharger. These modifications have considerably improved its performance in terms of acceleration, especially when loaded. The engine is a 3.0, 150 hp, 16-valve unit with twin overhead camshafts.
Your gearbox model is closely linked to theage and version of your vehicle. Its reference number is not always easy to find. Ask your mechanic for it, so you can order the right spare parts.
Choosing the best Nissan Atleon gearbox repair solution
Trucks like the Nissan Atleon put their transmission systems to the test under heavy loads. Critical phases occur during starting, braking, and when carrying heavy loads. If the gearbox has deteriorated to such an extent as to require a complete overhaul, the costs involved are far higher than a simple linkage orclutch repair.
EDEN BOITES offers you a reliable and economical solution. If you're looking for a Nissan Atleon 3.0 dci 5 or 6-speed gearbox, you've come to the right place! Rather than investing in an expensive used part with uncertain mileage, we advise you to give your gearbox a second lease of life by reconditioning it.
Every worn component, from bearings and gears to synchros and seals, is replaced with genuine new parts. Our technicians meticulously dismantle your gearbox, give it a thorough overhaul, then reassemble it with the utmost care. We subject the finished product to rigorous testing to ensure superior quality, and offer you a 12-month warranty with complete confidence.
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