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Over 1,000,000 Orders Shipped Since 1997!

100780 Inner Air Filter

Universal Inner Air Filter 100780

Part#:  100780

Replaces Ariens 21536900 21538700 Bad Boy 063802000 Bobcat 4114747 6669548 6672468 4167145 Briggs and Stratton 821136 4236 Exmark 1031326 Ferris 841238 5022892X2 5023140 Grasshopper 100937 Gravely 21536900 21538700 Hitachi 4423981 Hustler 785279 John Deere M144098 M131803 RG60866 MIU12458 PMAF25552...more

  5.00 Stars - 4 Reviews

Reg. Price: $22.37
On Sale!

You Save: $4.47 (20% Off)


Replacing your worn out air filter will prevent dust, dirt, and debris from entering your engine, so you'll spend less time and money on small engine repairs.

Fits Model


Also Fits Model

BRIGGS & STRATTON 540000 and 610000 series
E-Z-GO ST4x4 2005 and newer
GRAVELY PM252Z, PM260Z and PM272Z
JACOBSEN LF-3400 and LF-3800
JOHN DEERE Z810A, Z820A, Z840A, 647A, 657A, 667A, 717A,727A and 997 ZTrak mowers, 1420, 1435, 1445,1545, 1565, 3005 and 4005 Front Mowers and Compact Tractors
KAWASAKI FH601D, FH641D, FH680D, FH721D, FX651V, FX691V, FX730V; FOR 25 HP ENGINES
KOHLER CH18-CH26, CV16-CV26, CH730-CH750, CV740, CV745, LH640, LH685 and LH690; for 16 HP thru 26HP engines
TORO Toro Z Master 200 series and mid mount zero turn mowers

Replaces OEM

Ariens 21536900
Ariens 21538700
Bad Boy 063802000
Bobcat 4114747
Bobcat 6669548
Bobcat 6672468
Bobcat 4167145
Briggs and Stratton 821136
Briggs and Stratton 4236
Exmark 1031326
Ferris 841238
Ferris 5022892X2
Ferris 5023140
Grasshopper 100937
Gravely 21536900
Gravely 21538700
Hitachi 4423981
Hustler 785279
John Deere M144098
John Deere M131803
John Deere RG60866
John Deere MIU12458
John Deere PMAF25552
Kawasaki 110137019
Kawasaki 110137045
Kohler 2508304S
Kohler 2508304
Kubota TA04093220
New Holland 84539215
New Holland 86549701
New Holland 87300180
Snapper Pro 5101542
Wacker 0162184



Reviews for the Inner Air Filter

Review Rating: Sort By:

Reviewed on

Easy to install

Reviewed on

easy ordering, fast shipping, good part

Reviewed on

perfect fit = no problems

Reviewed on

this filter with filter 102305 is a real good combo and great for keeping my mower engine running properly

Q & A for the Universal 100780

Ask us about the Universal 100780 Inner Air Filter. Please no repair questions. Your Q&A may be posted to to help other shoppers, like you, with their purchasing decisions. Thank you.

Repair Tips For 100780

No repair tips at this time.

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