| UD Quon | |
| Production: | 2004-present |
| Predecessor: | Nissan Diesel Big Thumb |
| Class: | Truck |
| Body Style: | Truck (standard cab) |
| Transmission: | 7-speed manual ESCOT-Plus1 12-speed automated manual ESCOT-AT IV 12-speed automatic |
| Aka: | Nissan Diesel Quon (2007-2010) Isuzu Giga (2023–present)[1] |
| Related: | UD Quester |
The UD Quon (kana: Japanese: UD・クオン) is a heavy-duty commercial vehicle produced by the Japanese manufacturer UD Trucks. Quon was originally developed by Nissan Diesel Corporation with the world first implementation of Selective catalytic reduction (SCR) system to an automobile.[2]
First Generation (2004-2017)
Quon was released on November 18, 2004 in Japan, as the successor of BigThumb.It is said that it was named for the term "" with the same pronunciation, meaning "timeline forever" or "permanent".Not only equipped with SCR system, Quon was the world's first truck which has SRS knee airbag as standard equipment.
Second generation (2017-)
The second generation Quon was released in 2017. It has improved drivability with a new 11-litre GH11 (based on Volvo D11) and 8-litre GH8 (based on Volvo D8) diesel engine.[3]
Quon engines using AdBlue Urea Selective Catalytic Reduction technology.