Make: Freightliner Year: 2015 Condition: New Unit 45894 (125490-NEW) shown by iSellPro, for sale by Schow's Truck Center - 2015 FREIGHTLINER CA12564SLP - CASCADIA TANDEM AXLE SLEEPER FOR SALE IN IDAHO:: - FREIGHTLINER CA12564SLP - CASCADIA for Sale Engine: CUMMINS ISX 500 HP Transmission: 13 Spd. Axles: Tandem Suspension: Air Ride Rear Ratio: 3.31.