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Air Filter

KT-AF1937 — replaces Fleetguard AF1651

Kaltreo KT-AF1937 air filter, replaces Fleetguard AF1651 — cross-references A365C, ARP76, PA1712

KT-AF1937 is an air filter that replaces Fleetguard AF1651, with a largest outside diameter of 4.38976615 IN and full life efficiency listed as 99.5 IN. It cross-references 37 brands, including Baldwin PA1712 and Donaldson P528206. Verified fitment is for the Kohler K181 gas engine, with a direct fit path confirmed against the manufacturer’s parts documentation.

Cross-reference

BrandPart number(s)
FleetguardAF1651
AcA365C
Air RefinerARP76
BaldwinPA1712
Big A345, 93374
BowenBAF79374
Carquest87374
ChampAF211
Cummins1401188
CyclonePMA107
DonaldsonP528206
FramCA76
Gmc6484815
GonherGA12, GA12M
Gravely15373
HastingsAF158
John DeereAM30800, 231847
Kohler231847
KralinatorLA262
Lawn Boy10060
Luber-finerAF211
Massey Ferguson231847
MitsubishiMM510090
MotorcraftFA244
Napa2374
Nelson83472N, 84759S
PerryPA746
Premium GuardHA40269
PurolatorA10079, AFP79
RycoA86
SakuraA76430
Savara92297417
Tecumseh/lauson21925, 31925
TomiAPF79
Tru-airTA7502
WgbSA150
WixWIX FILTERS, 42374
WoodgateWGA696

Fitment engine

Kohler K181 gas engines.

Why this fits: A reliable cross-reference path supports Fleetguard AF1651 for Kohler K181: a Kohler genuine-parts quick reference lists K181 air filter part number 231847-S, and Fleetguard AF1651 cross-references to Kohler 231847/231847-S on product listings. That is a direct fit path for the K181 air filter. Verified against source ↗

Specifications

AttributeValue
Full Life Efficiency99.5 IN
Largest Outside Diameter4.38976615 IN

Related air filters

KT-AF3657

replaces Fleetguard AF1616M

KT-AF9432

replaces Fleetguard AF1628

KT-AF9833

replaces Fleetguard AF1641

KT-AF9928

replaces Fleetguard AF1643

KT-AF6361

replaces Fleetguard AF1687

KT-AF7376

replaces Fleetguard AF1733K

Brand names and part numbers are the property of their owners and are used for reference and interchange identification only. Kaltreo is not affiliated with, and its products are not endorsed by, these owners.

See more: All air filters · All products · Fleetguard cross-reference table

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