Industrial replacement referenceSource-backed records · No compatibility guesswork

Gates PowerGrip · Series 9257 · PDF 91

172XL037

Exact Gates timing-belt identity with manufacturer product number and published tooth, pitch-length, width, and weight data.

Product no.9257-1387PitchXL · 0.2"Width3/8"Teeth86Pitch length17.2"Official source ↗

Published catalog evidence

Exact manufacturer record

Catalog 19993
Part number
172XL037
Gates product number
9257-1387
Pitch family
XL
Pitch
0.2"
Width
3/8" (0.375" nominal)
Teeth
86
Pitch length
17.2"
Catalog weight
0.02 lb
Published row
172XL037 9257-1387 86 17.20 .020 390XL037 9257-1331 195 39.00 .043

Verification boundary

What still needs to match

Do not infer interchange
Tooth geometryConfirm pitch family, tooth profile, tooth count, and pitch length.
Belt widthVerify belt and pulley width plus flange/clearance requirements.
Drive geometryConfirm mating sprocket profile, center distance, wrap, tensioning, and alignment.
DutyCheck torque/power, speed, temperature, environment, guarding, and current Gates limits.

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Same pitch and width

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