Case Backhoe Front Axle Swivel Parts

Front axle swivel housing assemblies, king pins, bushings, seals, shims, and related hardware for Case and New Holland backhoe loaders equipped with Carraro 4WD front axles. Coverage spans the 580K through current CNH-era machines, including Ford-badged models sharing the same Carraro axle architecture.

Fits Models At A Glance

• 580K Series: 580K, 580 Super K
• 590 Series: 590 Turbo (before and after Carraro axle ser. no. 4253), 590SL, 590SM, 590 Super L, 590 Super M
• 580 Super / SN Series: 580SK, 580SM-II, 580SM-III, 580N, 580SN
• 570 Series: 570MXT, 570NXT, 570N EP
• New Holland Series: 555E, 575E, 655E, 675E, LB75, LB75B, B75D, LB90, LB90.B, B90B, B95, LB95, B95TC, B110, B110B
• Ford Series: 250C, 260C, 340B, 345C, 345D, 445, 445A, 445C, 445D, 450, 455, 455C, 455D, 540, 540B, 545, 545A, 545C, 545D, 555, 555A, 555B, 555C, 555D, 575D, 655, 655A, 655C, 655D, 675D

Key Notes

• Axle Identification: Several king pin and washer components differ before and after Carraro axle serial number 4253 - confirm your axle serial before ordering
• Part Types Available: Swivel housings (left and right), king pin kits, upper and lower king pins, bushings, seals, grease fittings, king pin bolts, Belleville washers, and shim sets
• Shim Thickness Options: Carraro axle shims are available in 0.10mm, 0.19mm, and 0.35mm for precise preload adjustment
• Ford / New Holland Compatibility: Ford and New Holland backhoes sharing the Carraro axle platform are covered by the same components as equivalent Case models
• Forklift Exclusion: Fitment listed for 584E, 585E, 586E, 585G, 586G, 588G, 588H, 586H applies to those chassis only - verify machine type before ordering

Why Choose Broken Tractor

• ✅ Wide Carraro axle coverage across multiple Case generations
• ✅ Fast shipping from Baton Rouge, LA and Kimbolton, OH
• ✅ Fitment notes help you order the correct part first time

Frequently Asked Questions

Which king pin kit fits a Case 580K or 590 Turbo backhoe?

Broken Tractor offers two four-wheel drive king pin kits, and the right one depends on your model and Carraro axle serial number. SKU 710103 fits the Case 580K, and the 580 Super K and 590 Turbo built before Carraro axle serial number 4253. SKU 710105 is listed for the 580 Super K, 590 Turbo, 590 Super L, 590 Super M, 580SM-II, 580SM-III, 580N, 580 Super N, 570MXT, 570NXT and 570N EP. Check your axle serial number before ordering so you get the correct kit.

What is the difference before and after Carraro axle serial number 4253 on a Case 590 Turbo?

Several king pin and washer components on the Case 590 Turbo and 580 Super K change at Carraro axle serial number 4253. For example, the king pin kit SKU 710103 is listed for 590 Turbo axles before serial 4253, while the front axle upper king washer SKU 122262A1 is listed for 590 Turbo axles after serial 4253. Read the serial number on your axle and match it to the part listing, or call (800) 909-7060 to confirm fitment with the parts team.

Are the upper and lower king pins different on a Case 580K versus a 590 Super M?

Yes, the king pins differ between these models. On the Case 580K, 580 Super K and 590 Turbo, we carry the Carraro upper king pin SKU N14376 and the three-bolt lower king pin SKU N13504. For the 590 Super L, 590 Super M, 580SM-II, 580SM-III, 580N and 570MXT, the upper king pin is SKU 122260A1 and the lower king pin is SKU 122259A1.

What swivel housing parts are available for a Case 580 Super K backhoe?

Broken Tractor carries left hand and right hand front axle swivel housings for the Case 580K, 580 Super K and 590 Turbo (SKU D150203 and SKU D150204). Related parts for these models include the swivel housing bushing K395033, swivel housing seal K262143, upper king pin bushing N14372, lower king pin bushing N14373 and king pin bolt D150214. Some listings, such as king pin seal K395039, mark the 580 Super K with a fitment note, so match the part number from your old part before ordering.

What king pin shim thicknesses are available for the Carraro 4WD front axle on a Case 580K?

Carraro king pin shims for the Case 580K, 580 Super K and 590 Turbo come in 0.10 mm, 0.19 mm and 0.35 mm thicknesses (SKU K395036 to K395038). The different thicknesses let you fine tune king pin preload when you reassemble the swivel housing.