This Eaton Char-Lynn 4000 Series Geroler motor is designed for a variety of applications, including mowing, snow removal, spraying, trenching, and wood product processing.
This 4000 Series Geroler Motor features a 4-bolt SAE B mounting flange and a 1-5/8 in. tapered shaft. It utilizes 1-1/16-12 St.Thd. O-Ring ports with staggered porting. The motor has a displacement of 12.50 cu in/rev and a torque rating of 600 newton metres.
Features include standard, wheel, or bearingless configurations and a highly efficient Geroler design for energy savings. It stands out as the lowest pressure drop motor in the industry.
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
109-11024000 Series Geroler Motor
9.9
4 Bolt SAE B
1-1/4 in. Straight Keyed
1-1/16-12 St.Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
109-11034000 Series Geroler Motor
12.5
4 Bolt SAE B
1-1/4 in. Straight Keyed
1-1/16-12 St.Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
109-11054000 Series Geroler Motor
19
4 Bolt SAE B
1-1/4 in. Straight Keyed
1-1/16-12 St.Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
109-11064000 Series Geroler Motor
24
4 Bolt SAE B
1-1/4 in. Straight Keyed
1-1/16-12 St.Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
109-11104000 Series Geroler Motor
12.5
4 Bolt SAE B
1-5/8 in. Tapered
1-1/16-12 St.Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
109-12124000 Series Geroler Motor
30
4 Bolt SAE B
1-1/4 in. Straight Keyed
1-1/16-12 St.Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
169-02014000 Series Geroler Motor
29.8
2 Bolt SAE A
14T 12/24 DP Spline
7/8-14 St. Thd. O-Ring
Standard, wheel or bearingless configurations|Lowest pressure drop motor in the industry|Highly-efficient Geroler motor provides energy savings
Product Questions & Answers (2)
Question by: Ray H on Sep 23, 2025, 8:36 PM
got a mower drive that takes a 4 bolt SAE B mount and a 1-5/8 tapered shaft. is that what this motor is set up for
Answer by: Customer Support on Sep 25, 2025, 1:25 PM
Fit wise, it comes with a 4 bolt SAE B mounting flange and a 1-5/8 inch tapered shaft, plus 1-1/16-12 SAE O-ring ports with staggered porting. The displacement is 12.5 cu in per rev, which is the other big number folks match up on replacements.
Question by: Terry S on May 12, 2025, 11:41 AM
Will this motor work okay on a wood splitter, or is it more for something else?
Answer by: Customer Support on May 13, 2025, 5:34 PM
This 4000 Series Geroler motor finds application in various equipment types including wood products, mowing, snow removal, sprayer, and trencher.