JD 8320 MFWD, JD 6415 MFWD, FEL, and cab, John Deere MFWD 4600, John Deere 4020, John Deere 4430, John Deere 455 mower, Deutz, and Gehl 4610 perkins skidsteer
Funny they don't even use Powerservice's performance product but rather use the specialty products. I'm not saying Stanadyne isn't good, it is, but they didn't compare apples to apples in that study.