Mack power unit
Updated October 16, 2026
| Lot number | 525 |
| Auction | Bissels House moving |
| Date | October 21, 2026 at 4:05 PM CDT |
| Auction house | Equipment Marketers & Appraisers |
| Location | Cedar Falls, Iowa |
Lot number 525 Inventory 2009 1977 Mack truck tractor power unit model DMM 685 VIN DMM 6856S2387, day cab, 6x6 drive train, front tire size 445/ 65 R 22.5 on steel rims, front tires are in near new condition, front left tire needs a new air stem, rear tire size 11 R 22.5 on steel rims, rear tires are new, 50,000 LB camelback suspension, 20,000 LB front axle capacity, hydraulic driven winch, hydraulic scissor lift frame, 20 speeds forward and 10 speeds reverse, 210,755 miles on the odometer 3055 hours on the meter, interior is in good to fair condition for its age, powered by a Mack ENDT 675 engine, hydraulic fifth wheel with 16 inches capacity raise, pull the wedges and now you have side to side spring loaded adjustment, double frame, hydraulic boom, engine has been turned up to approximately 350 horsepower, replaced exhaust components, minor surfaced under the cab and on the fenders this truck was on job sites in 2025. The rubber boots in the camelback need to be replaced, the hydraulic fifth wheel will seep fluid when it's being lowered. tag axle, dual tires 2 bag air ride suspension tire size 10 R 17.5
