Home \ Products \ Two Speed Earth Auger Drive Units Two Speed Earth Auger Drive Units Premier’s Two-Speed Auger Drives are designed for contractors who need a perfect balance of torque and speed to handle varying ground conditions. These advanced drives automatically Shift on Demand—engaging high torque and low RPM for tough conditions like rock, then seamlessly returning to low torque and high RPM when digging becomes easier. No manual or electrical shifting is required, and no case drain is needed.Built in the USA, all seven models come with a two-year warranty. Our Standard Flow series includes four models, featuring a direct-drive planetary design with 2", 2.5", and 3" hex output shafts. Depending on your hydraulic system, torque ranges from 1,706 ft-lbs to 33,439 ft-lbs, delivering reliable power for any job. Standard Flow Drive Units Our Standard Flow units are designed to work with hydraulic systems that produce 13 to 25 gpm at 3500 psi. H203PD & H204PD Compatible with Smaller Skid Steers and Mini Excavators H205PD & H208PD Compatible with Mid-Sized Skid Steers and Mini Excavators 2-Speed Standard Flow Auger Drives Model Speed/Torque Min Hyd: GPM/RPM Max Hyd: GPM/RPM Min Hyd: PSI/Torque Max Hyd: PSI/Torque Output Warranty H203PD High/Low Low/High 13/82 13/40 17/107 17/53 25001219 2500/2448 3500/1706 3500/3426 2" & 2-1/2" Hex 2 Years H204PD High/Low Low/High 15/74 15/37 19/94 19/47 2500/1542 2500/3085 3500/2159 3500/4319 2" & 2-1/2" Hex 2 Years H205PD High/Low Low/High 17/66 17/33 21/81 21/40 2500/1985 2500/3965 3500/2779 3500/5552 2" & 2-1/2" Hex 2 Years H208PD High/Low Low/High 19/49 19/24 25/65 25/32 2500/2961 2500/5921 3500/4145 3500/8290 2" & 2-1/2" Hex 2 Years For more information please call our Customer Service Department at 1-866-458-0008 or Find a Dealer near you. See our Premier Attachments Catalog