AD24 is your world-class, market-leading bus and coach aftermarket support from Alexander Dennis.

With AD24, Alexander Dennis is right at your side to keep the wheels of your buses and coaches turning. We are industry leaders in supporting conventional, low-emission and zero-emission vehicles.

Our people put a diverse range of talent, built on industry knowledge and experience, at your service.

The AD24 website is part of our investment in the latest systems and technologies and a truly global distribution chain. Whatever you need, we’re the people who can help to make your fleet more efficient and cost-effective than ever.

Parts

AD24 is your personalised online parts and support service that makes it easier and quicker for you to get all the parts and support you need.

Order parts

Field Support

When you’re on the road and you need expert assistance, AD24 mobile technicians will be there, fast.

Book a technician

Workshops

From minor repairs to extensive rebuilds or refurbishments that extend the life of your vehicles, AD24 service centres are here to provide expert and cost-effective help.

Book a service

Training Academy

Your technicians benefit from in-depth, high quality technical training for every aspect of vehicle maintenance with IMI approved courses.

View our training

Technical Publications

Whatever you need to know, AD24 technical publications have the answer. Get instant access to parts information, service manuals and driver guides at any time.

Find your manuals

Contact AD24

Whatever you need, AD24 is there to help. Get in touch via your preferred method, whether it’s email, chat or phone, and the team will get right back to you!

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