Description
Representative image shown. Actual product appearance varies by size, bore, and configuration. Refer to the specifications table for exact dimensions of this part number.
126-14MX37-3525 Powerhouse® MX Timing Pulley, 126 Teeth, 14MX Pitch
The 126-14MX37-3525 is a 126-tooth 14 mm MX high torque timing pulley. It mounts with an industry-standard bushing, sold separately, machined from cast iron with a black oxide finish, built for 37mm wide belts. Machined from solid stock, never sintered or powdered metal. Powerhouse® MX pulleys run on the same high torque drives as Gates Poly Chain® GT® Carbon™ and Continental Synchrochain Carbon belts.
Specifications

Dimension key for this construction type. Values for this part number are in the table below.
| Specification | Value |
|---|---|
| Part Number | 126-14MX37-3525 |
| Teeth | 126 |
| Pitch | 14 mm MX high torque |
| For Belt Width | 37mm |
| Pitch Diameter | 22.1062 in |
| Outside Diameter | 21.9962 in |
| Bore | Accepts 3525 bushing (not included) |
| Face Width | 2.063 in |
| Overall Length | 2.5 in |
| Construction | Taper Lock Hub |
| Material | Cast Iron (no sintered or powdered metal) |
| Finish | Black Oxide |
| Weight | 112 lb |
| Country of Origin | China |
Applications
- High torque, low speed drives replacing roller chain
- Air cooled heat exchanger (ACHE) fan drives
- Oil and gas pumping equipment
- Material handling and conveyor drives
- Weight-sensitive drives (webbed, lightened construction)
Belt Compatibility
The 126-14MX37-3525 runs 14 mm MX high torque belts in 37mm width. The pitch is standardized, so belt and pulley brands can be mixed.
Cross Reference
The 126-14MX37-3525 interchanges with these equivalent part numbers, per published manufacturer interchange data:
| Manufacturer | Equivalent Part Number |
|---|---|
| Dodge® | 14MX-126S-37-3525 |
| Martin | 14MX126S37-3525 |
| Gates® | 14MX-126S-37 |
| TB Woods® | 14MPC126S37 |
| Regal Rexnord (Browning®) | B14MCS-126-37 |
| Mitsuboshi | 126-14MX37-3525 |
| Grainger | 809RF5 |
| Powerdrive | 126-14MX37-3525 |
| Continental (ContiTech) | 126G-14M-37-3525 |
Always verify dimensions and bore size before substituting part numbers across manufacturers.
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Frequently Asked Questions
What belts fit the 126-14MX37-3525 pulley?
14 mm MX high torque timing belts in 37mm width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.
Does the 126-14MX37-3525 replace the Dodge 14MX-126S-37-3525?
Yes. Published interchange data crosses the 126-14MX37-3525 directly to the Dodge 14MX-126S-37-3525, as well as Martin 14MX126S37-3525, Gates 14MX-126S-37, TB Woods 14MPC126S37. Verify dimensions and bore before ordering.
Does the 126-14MX37-3525 ship from Houston?
Yes. Stock items ship same day from our Houston, Texas warehouse. Call (888) 203-2358 to confirm availability.
Need a quote on 126-14MX37-3525?
Houston warehouse, same-day shipping on stock items.
Call (888) 203-2358Powerhouse® is a registered trademark of its owner. Poly Chain®, GT®, and Carbon™ are trademarks of Gates Corporation. Synchrochain is a trademark of Continental. All third-party part numbers and trademarks referenced are the property of their respective owners. References are for compatibility identification only and do not imply affiliation or endorsement.
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