When it comes to Class A motorhomes, nothing provides more luxury and power than the Cummins X12.  Up to 500 HP and 1700 lb-ft of torque  Compact design for easier access to maintenance points 20% stronger compression braking Annual maintenance intervals Advances to the emissions system provides exceptional thermal efficiency, minimizing regeneration and improving fuel efficiency. With the highest power-to-weight ratio of any heady-duty engine, the Cummins X12 is the ideal choice for your luxury Class A motorhome.

Easily recognized by the “V” designation on the ratings chart, Productivity Series ratings have a higher output capacity (up to 605 hp with 2050 lb-ft of peak torque) than any other engine in the 15-liter category. More important, the component set delivers superior responsiveness to throttle input – engineering-speak for plenty of muscle to get you rolling up to speed with a full load on hilly terrain.

The X15 is an efficient use of your money, with the best resale value of any engine in the industry. It all adds up to Total Cost of Ownership that puts your fleet miles ahead of the competition.