Rocker Arm

Enhance your heavy equipment performance with the Case Construction Rocker Arm #36989. Designed for durability and precision, this essential part ensures optimal engine function, making it perfect for maintaining your Case machinery’s reliability and efficiency on the job site.

Compatible equipment

This part fits WINCH, CASE FORKLIFT, DAVIS TASKFORCE SUPER TRENCHER, CASE CRAWLER EXCAVATOR, CASE CRUZ-AIR WHEELED EXCAVATOR, CASE CRAWLER TRACTOR, CRAWLER DOZER, CASE LOGGER CRAWLER EXCAVATOR, CASE FELLER/BUNCHER CRAWLER EXCAVATOR, CASE TRIMLINE TRENCHER, DROTT CRAWLER EXCAVATOR, SERIES - CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER W/DEUTZ ENGINE, CRAWLER DOZER TIER 2, SERIES 3 CRAWLER TIER 3, CASE GASOLINE ENGINE, CASE HORIZONTAL DIRECTIONAL DRILLING MACHINE, 4 CYLINDER DIESEL ENGINE, DIESEL ENGINE SUPPLEMENT, UTILITY BACKHOE, COMPACT WHEEL LOADER HS, ZB, LOADER AND BACKHOE, CASE TERRATRAC CRAWLER TRACTOR, BACKHOE, LOADER, DAVIS FLEETHOE TRENCHER, CASE/BELOIT SKID KING WHEEL LOADER, CASE SKID KING WHEEL LOADER, DROTT SERIES-A CRAWLER EXCAVATOR, BACKHOE AND LOADER FOR 530CK TRACTORS, BACKHOE FOR W7, W9A, W9B, W10, CASE GAS & DIESEL WHEEL TRACTOR, CASE WHEEL TRACTOR, BACKHOE AND LOADER, BACKHOE FOR 310G AND 450 CRAWLER, BACKHOE FOR 580CK, BACKHOE FOR W SERIES RIGID LOADERS, DROTT ENGINES FOR 35 CRAWLER - B SERIES, CASE ENGINE, BACKHOE FOR CRAWLER MODELS 750, 850, 1150, BACKHOE FOR 680CK TRACTOR, BACKHOES FOR CRAWLER MODELS 750, 850, 1150, SERIES A INTERNATIONAL LOADER TRACTOR, BACKHOE FOR 450, 450B, 850, 850B, AND W14, CASE LOADER BACKHOE ATTACHMENTS, LOADER AND BACKHOE FOR 580CK SERIES B, DROTT SERIES-B CRAWLER EXCAVATOR, CASE TRENCHER, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE LOADER/LANDSCAPER TRACTOR, DROTT SERIES-B FELLER/BUNCHER CRAWLER EXCAVATOR, CASE SKID STEER LOADER, SKID STEER - 410 NA BSN N7M480924, 410 EU BSN N7M468736, INTERNATIONAL HARVESTER COMPACT LOADER, CASE INDUSTRIAL TRACTOR, SKID STEER - 420NA BSN N7M466710, 420EU BSN N8M466713, CASE WHEEL TRACTOR W/LOADER BACKHOE, COMPACT TRACK LOADER - BSN N7M455401, COMPACT TRACK LOADER - SERIES 3, ASN N7M455401, SKID STEER BSN 430 NA N7M479683, 430 EU N7M479546, CASE CONSTRUCTION KING WHEEL TRACTOR, SKID STEER - 440 NA BSN N8M474469, 440 EU BSN N8M407542, SKID STEER, TIER 2, P.I.N. N7M458414 & PRIOR, CASE LONG TRACK CRAWLER TRACTOR, COMPACT TRACK LOADER - BSN N7M464019, SKID STEER BSN N7M452623, CASE CONSTRUCTION KING LOADER BACKHOE, CASE LOAD KING WHEEL LOADER, CASE CONSTRUCTION KING FORKLIFT, IND - CASE CRAWLER TRACTOR, LOADER LANDSCAPER, SERIES 3 LOADER LANDSCAPER TIER 3 - ASN N8C510600, TRACTOR LOADER BACKHOE, BACKHOE LOADER, BACKHOE LOADER TIER 4- MR1UP, CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE CONSTRUCTION KING WHEEL TRACTOR W/HYDROSTATIC TRANSMISSION, CASE CONSTRUCTION KING LOADER BACKHOE - SUPPLEMENT, CASE CONSTRUCTION KING LOADER BACKHOE - 4WD SUPPLEMENT, CASE CONSTRUCTION KING LOADER BACKHOE - TURBO SUPPLEMENT, SERIES 2 LOADER BACKHOE - ASN JJG0239360, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, LOADER BACKHOE - BSN JJG0239361, CASE CONSTRUCTION KING FORKLIFT TRACTOR, FORKLIFT - LIVERY, FORKLIFT, TURBO LOADER BACKHOE, LOADER BACKHOE, SERIES 2 LOADER BACKHOE - ASN JJG0210575, CASE TERRATRAC GASOLINE CRAWLER TRACTOR, CASE TURBO HORIZONTAL DIRECTIONAL DRILLING MACHINE, CASE WHEEL LOADER, SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005, SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006, SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008, CASE SERIES-2 TELESCOPIC HANDLER, CASE TELESCOPIC HANDLER, CASE TIER-2 TELESCOPIC HANDLER, DAVIS TRIMLINE TRENCHER, DAVIS TASK FORCE TRENCHER, CRAWLER DOZER TIER 3, MOTOR GRADER - ASN 020001, MOTOR GRADER TIER 2- BTW 020101-020187, Tier-4, 4WD MOTOR GRADER ELECTRO-HYDRAULIC - STAGE V, 4WD MOTOR GRADER MY20 - STAGE V, CASE TURBO TRENCHER, MOTOR GRADER - ASN 022001, MOTOR GRADER TIER 2 - ASN 022101, MOTOR GRADER - ASN N5AF04007, MOTOR GRADER - ASN 024001, MOTOR GRADER TIER 2 - BTW 024102-024129, EXCAVATOR - TIMBER KING SUPPLEMENT, 6UZ1XASS01 - ISUZU DIESEL ENGINE, BENTONITE INJECTOR SYSTEM - 1997, BENTONITE INJECTOR SYSTEM - 2000, BENTONITE INJECTOR SYSTEM / 1997, BENTONITE INJECTOR SYSTEM / 2000, HYDRA-BORER, MAXI-SNEAKER CABLE LAYER, MAXI-SNEAKER CABLE LAYER - 1.8 LITRE DIESEL ENGINE, SERIES-B MAXI-SNEAKER CABLE LAYER, SERIES-B MINI-SNEAKER CABLE LAYER, CRAWLER EXCAVATOR TIER 3, MINI CRAWLER EXCAVATOR, CAB - STAGE V, MINI CRAWLER EXCAVATOR, CANOPY - STAGE V, MINI CRAWLER EXCAVATOR, CAB - STAGE V MY24, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V MY24, CRAWLER EXCAVATOR, 70 - BACKHOE, CASE BACKHOE, FLEETLINE 16+4 TRENCHER, FLEETLINE 25+4 TRENCHER, CASE TRENCHER W/1.8L DIESEL ENGINE, CASE TRENCHER W/2.1L ENGINE, TRENCHER - STEERING WHEEL SUPPLEMENT, TRENCHER - CASE 188 DIESEL ENGINE, TRENCHER - CASE 207 DIESEL ENGINE, TRENCHER - CASE 219 ENGINE, MINOTAUR COMPACT DOZER LOADER, CASE TRENCHER W/LOADER BACKHOE, ISM ENGINE, DAVIS FLEETLINE 70+4 TRENCHER, 1.8L DIESEL ENGINE, SNEAKER - SERIES-C TRENCHER, SNEAKER C - 25+4XP TRENCHER, DAVIS MINI-SNEAKER CABLE LAYER, 60 - DAVIS LINE LAYER ATTACHMENT, IRRIGATION POWER UNIT, DAVIS FLEETLINE 30+4 SUPER TRENCHER, DAVIS FLEETLINE 40+4 SUPER TRENCHER, DAVIS FLEETLINE 30+4 TRENCHER, DAVIS FLEETLINE 7+2 TRENCHER, DAVIS FLEETLINE 40+4 TRENCHER, SMALL ARTICULATED LOADER, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER LOADER - TIER 4F - NA, SKID STEER ENGINE - 844T, SKID STEER LOADER - S5 NA, REGULATED NA - TIER 4 - MY26, REGULATED NA, TIER 4 - MY26, MINI TRACK LOADER 1000 - STAGE V, COMPACT TRACK LOADER, COMPACT TRACK LOADER - TIER 4F - NA, COMPACT TRACK LOADER - NRC, CASE UNIT LOADER, CASE WHEEL LOADER W/POD CAB - NEW YORK STATE SPECIAL, CASE ARTICULATED WHEEL LOADER including models 9, W4, 1000, 1080, 1080B, 1085B, 1085C, 1086B, 1150B, 1150D, 1150E, 1150G, 1150H, 1150M LT, 1150M WT, 1150M WT/LGP, 1155D, 1155E, 1187, 1187B, 1187C, 120, 1280, 1280B, 1450.

Frequently asked questions

What is the part number?

The manufacturer part number is 36989.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

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.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.