Industrial replacement referenceSource-backed records · No compatibility guesswork

Gates PowerGrip · Series 9257 · PDF 91

286XL037

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

Product no.9257-8318PitchXL · 0.2"Width3/8"Teeth143Pitch length28.6"Official source ↗

Published catalog evidence

Exact manufacturer record

Catalog 19993
Part number
286XL037
Gates product number
9257-8318
Pitch family
XL
Pitch
0.2"
Width
3/8" (0.375" nominal)
Teeth
143
Pitch length
28.6"
Catalog weight
0.03 lb
Published row
134XL037 9257-1372 67 13.40 .015 286XL037 9257-8318 143 28.60 .030

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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