Case 590 Super L, 590 Super M Swing Tower Parts

Swing tower pins, bushings, snap rings, and hardware for Case 590 Super L, 590 Super M, and related backhoe loaders, covering all major swing tower pivot and connection points.

Fits Models At A Glance

• 580L / 580M Series: 580L, 580M, 580 Super L, 580 Super M
• 580N Series: 580N, 580N EP, 580 Super N, 580SN
• 580K Series: 580K, 580SK, 580SL, 580SM
• 590 Series: 590 Turbo, 590 Super L, 590 Super M, 590 Super N, 590SM, 590SL, 590SN

Key Notes

• Application: Swing tower pins, bushings, and hardware for Case backhoe loader swing tower circuits
• Coverage: Includes swing tower to frame pins, boom to swing tower pins, boom cylinder to swing tower pins, swing tower bushings, swing cylinder pivot bushings, swing cylinder rod swivel bushings, rubber bumper pads, snap rings, and washers
• Function: Maintains swing tower pivot and structural connection integrity on Case backhoe loader platforms

Why Choose Broken Tractor

• ✅ Full swing tower pin and bushing coverage for 590 Super L and Super M
• ✅ Covers 580L through 590 Super N series machines
• ✅ Snap rings, washers, and hardware all stocked

Frequently Asked Questions

What swing tower pins fit a Case 590 Super L and 590 Super M backhoe?

We carry the upper swing tower to frame pin (139262A1), the lower swing tower pin to frame (175597A1), the boom cylinder to swing tower pin (175315A1), and two boom to swing tower pins (129327A1 and 175596A1). Pin 175596A1 is listed for the 590 Super L Series I and Series II and the 590SM, 590SM Series 2 and Series 3, so fitment can depend on your machine's series. Match the part number on your old pin, or call (800) 909-7060 to confirm with the parts team before ordering.

Which swing tower bushings fit a Case 590 Super M?

For the 590 Super L and 590 Super M, Broken Tractor offers the swing tower pivot bushing (D151060), the lower swing tower bushing at the boom (D144170), and the swing tower bushing at the boom cylinder (D151061). We also carry the swing cylinder pivot bushing (135249A1), which also fits the 590 Super N, and the swing cylinder barrel pivot bushing (114318A1). The tube end bushing (1980335C1) is listed for the 590 Super L, 590 Super M and 590 Super N as well.

Are Case 590 Turbo swing tower parts the same as 590 Super L parts?

Some are shared and some are not. The swing tower to boom pin (129327A1), upper swing tower to frame pin (139262A1), swing tower pivot bushing (D151060), lower swing tower bushing at the boom (D144170) and rubber bumper pad (102924A1) are listed for the 590 Turbo, 590 Super L and 590 Super M. The swing tower bushing at the boom cylinder differs, with D145180 for the 590 Turbo and D151061 for the 590 Super L and Super M, and the lower swing tower pin to frame (175597A1) is listed only for the Super L and Super M.

What size snap rings and washers do Case 590 Super L swing tower pins use?

We carry snap rings and washers matched by pin size, so check the diameter of the pin you are retaining. Snap rings include D25279 for 1-1/2 inch pins, 103-16175 for 1-3/4 inch pins, 84158898 for 2 inch (M50) pins, and 800-40080 for 80 mm pins on the 590SL and 590SM. Washers include U11649 (1.5 inch, 10 gauge), 495-81292 (1.5 inch), 495-81226 (1.75 inch) and 30575 (1.75 inch, 14 gauge).

What tool do I need to replace swing tower bushings on a Case backhoe?

Broken Tractor offers a steel bushing driver built for removing and installing bushings. It is a universal tool, so it can be used for swing tower and swing cylinder bushings on Case 590 Super L and 590 Super M backhoes.