Piston

Compatible equipment

This part fits CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), UTILITY BACKHOE, LOADER AND BACKHOE, BACKHOE, BACKHOE FOR 310G AND 450 CRAWLER, BACKHOE FOR 450, 450B, 850, 850B, AND W14, LOADER AND BACKHOE FOR 580CK SERIES B, CASE CRAWLER TRACTOR, CASE TRENCHER, CASE SKID STEER LOADER, CASE CRAWLER TRACTOR (S/N 3060306 & AFTER), CASE LONG TRACK CRAWLER TRACTOR, CASE CONSTRUCTION KING LOADER BACKHOE, CASE WHEEL TRACTOR W/LOADER BACKHOE, CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE CONSTRUCTION KING WHEEL TRACTOR W/HYDROSTATIC TRANSMISSION, CASE CONSTRUCTION KING LOADER BACKHOE AFTER S/N 3739160 (EUROPE), CASE CONSTRUCTION KING LOADER BACKHOE BEFORE S/N 3739160 (EUROPE), CASE CONSTRUCTION KING LOADER BACKHOE - 4WD SUPPLEMENT, CASE CONSTRUCTION KING LOADER BACKHOE - TURBO SUPPLEMENT, LOADER BACKHOE (NORTH AMERICA), LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000), CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, CASE SERIES-C CONSTRUCTION KING LOADER BACKHOE (S/N 910600 TO 9111008), CASE BACKHOE, CASE TRENCHER W/1.8L DIESEL ENGINE, CASE TRENCHER W/2.1L ENGINE, CASE TRENCHER (S/N 1187961 & AFTER), CASE TRENCHER W/LOADER BACKHOE, DAVIS FLEETLINE 30+4 TRENCHER, DAVIS FLEETLINE 40+4 TRENCHER, CASE UNIT LOADER, CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER) (NORTH AMERICA), CASE WHEEL LOADER, CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER), CASE WHEEL LOADER (S/N 9123140 & AFTER) (NORTH AMERICA), CASE WHEEL LOADER (NORTH AMERICA) including models 1838, 1840, 1845C, 22, 23, 26, 26B, 26C, 26D, 26S, 33, 35, 350, 350B, 35A, 35C, 35C WL, 35WL, 360, 40XT, 450, 450B, 450C, 455B, 455C, 460, 480C, 480CK, 480D, 480E, 480E LL, 480F, 480F LL, 480LL, 550, 550E, 550G, 550H, 560, 580B, 580C, 580D, 580E, 580F, 580G, 580K, 580SD, 580SE, 580SK, 60XT, 650, 680CK, 680E, 680G, 680H, 680K, 70XT, 780B, 780C, 780D, 850B, 850C, 850D, 850E, 855C, 855D, 855E, D100, D100XR, D130, DH4, DH4B, DH5, FH4, P60, SD100, W11, W11B, W14, W14B.

Frequently asked questions

What is the part number?

The manufacturer part number is G100442.

Is this a genuine OEM part?

Yes. This is a genuine CASE Construction part.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.

Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.

30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.