Piston

Compatible equipment

This part fits WHEEL LOADER - TIER 4B (NA), EXTENDED REACH LINKAGE TIER 4B (FINAL) (NA) - MY23, Z-BAR LINKAGE TIER 4B (FINAL) (NA) - MY23, ARTICULATED TRUCK, CASE WHEEL LOADER (BEFORE S/N JEE0135500), CASE WHEEL LOADER (S/N JEE0135501 & AFTER) - ENGINE SUPPLEMENT, CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER), WHEEL LOADER TIER 3 (NA), WHEEL LOADER - TIER 4 (NA), WHEEL LOADER - XR LINKAGE - TIER 4B (Final) - 2025 UPDATES, WHEEL LOADER - XT LINKAGE - TIER 4B (Final) - 2025 UPDATES, WHEEL LOADER - ZB LINKAGE - TIER 4B (Final) - 2025 UPDATES, WHEEL LOADER - ZB LINKAGE - TIER 4B (Final) - 2025 UPDATES - LA, WHEEL LOADER STD LINKAGE - STAGE V - 2025 UPDATES, WHEEL LOADER XT LINKAGE - STAGE V - 2025 UPDATES, PARALLEL LIFT LINKAGE TIER 4B (FINAL) (NA) - MY23, WHEEL LOADER STD - STAGE V - CAB UPGRADE, WHEEL LOADER XT - STAGE V - CAB UPGRADE, WHEEL LOADER - STAGE V - TS - XT, WHEEL LOADER - STAGE V - TS - ZBAR, WHEEL LOADER - T4B - STD LINKAGE, WHEEL LOADER - T4B - XR LINKAGE, WHEEL LOADER - T4B - XT LINKAGE, PARALLEL LIFT LINKAGE STAGE V (LECCE BUILT) (NA) - MY23, PARALLEL LIFT LINKAGE TIER 4B (FINAL) (FARGO BUILT) (NA) - MY23, Z-BAR LINKAGE STAGE V (LECCE BUILT) (NA) - MY23, Z-BAR LINKAGE TIER 4B (FINAL) (FARGO BUILT) (NA) - MY23, CASE WHEEL LOADER, TIER 2 - WHEEL LOADER - TIER 2 (INTN), WHEEL LOADER - TIER 3 (EU), WHEEL LOADER - PARALLEL LIFT LINKAGE TIER 4B (NA), WHEEL LOADER STD LINKAGE - TIER 4B (Final) - 2025 UPDATES, WHEEL LOADER XT LINKAGE - TIER 4B (Final) - 2025 UPDATES, STANDARD LINKAGE TIER 4B (NA) (EU) - MY23, STANDARD LINKAGE ZBAR TIER 4B (NA) (EU) - MY23, STD LINKAGE WHEEL LOADER STAGE 5, Z-BAR LINKAGE TIER 4B (FINAL) (FARGO) (NA) - MY23, Z-BAR LINKAGE TIER 4B (FINAL) (LECCE BUILT) (NA) - MY 23, WHEEL LOADER - Z-BAR LINKAGE TIER 4B (NA), CASE WHEEL LOADER (NORTH AMERICA) including models 1021G, 1021G WHEEL LOADER, 1121G, 1121G WHEEL LOADER, 325, 521D, 521E, 521F, 521G, 521G WHEEL LOADER, 521G+, 521G2, 521G2 WHEEL LOADER, 621C, 621D, 621Dn, 621E, 621F, 621G, 621G WHEEL LOADER, 621G+, 621G2, 621G2 WHEEL LOADER, 651G, 651G WHEEL LOADER, 721C, 721D, 721E, 721F, 721G, 721G WHEEL LOADER, 721G+, 721G2, 721G2 WHEEL LOADER, 821C, 821E, 821F, 821G, 821G WHEEL LOADER, 821G+, 821G2, 821G2 WHEEL LOADER, 836C, 836C AWD, 836D, 845, 845B, 845B SERIES 2, 856C, 856C AWD, 856D, 865B, 865B SERIES 2, 865C, 885B, 885B SERIES 2, 921F, 921F XR, 921G, 921G WHEEL LOADER, 921G2, 921G2 WHEEL LOADER.

Frequently asked questions

What is the part number?

The manufacturer part number is 8603382.

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.