Replacement Hydraulic Boom Cylinder for Kubota (PN: RC348-67500) Excavator Models KX71-3, KX71-3S
$2,100.00
Specifications for 1964495457
| Category | Replacement Welded Hydraulic Cylinders » Excavator » Compact/Mini Excavator |
|---|---|
| Fits Manufacturer | Kubota Hydraulic Cylinders |
| Models | Kubota KX71-3, Kubota KX71-3S |
| Function | Boom |
| Features | Double-Acting Rod Hydraulic Cylinder (DAR) |
| SKU | 1964495457 |
|---|---|
| Weight | 62.0 lbs |
| Bore | 2.75″ |
|---|---|
| Rod | 1.50″ |
| Stroke | 20.90″ |
| Closed | 32.625″ |
| Open Extended Length | 53.525″ |
| Operating Pressure (PSI) | 3000 |
| Base End Mount Type | Drilled Thru Lug |
| Base Pin Size | 40mm |
| Base Mount Width | 50mm |
| Rod End Mount Type | Cross-Tube |
| Rod Pin Size | 40mm |
| Rod Mount Width | 50mm |
| Extend Port/Plunger | 3/8 BSPP |
| Retract Port/Plunger | 3/8 BSPP |
Description
Replacement Boom Cylinder Kubota KX71-3 replaces OEM RC348-67500 on Kubota KX71-3 and KX71-3S compact excavators. This main boom cylinder restores lifting power and smooth control when the original unit leaks, drifts, or loses force.
The welded double-acting design matches factory bore, stroke, pin dimensions, and port locations. The new cylinder fits your existing mounts and hoses, so boom geometry and hose routing stay the same. Installation stays straightforward with no custom brackets or guessing on overall length.
Quality seals and precise rod guidance help the boom hold grade while you dig, load trucks, or clean up spoil. Order by 12:00 CST for FASTSHIP same-day shipping so your Kubota compact excavator can get back to work and Demolish Downtime.
2.75″
1.50″
20.90″
32.625″
53.525″
3000
Drilled Thru Lug
40mm
50mm
Cross-Tube
40mm
50mm
3/8 BSPP
3/8 BSPP
Returning Merchandise
New and un-used stock items maybe returned for refund within 30 days of purchase. No returns are accepted without prior authorization, call 888-771-1894 or email sales@hydrauliccylindersinc.com to receive a return authorization number. Make sure to properly package your item to avoid damage in transit. Hydraulic Cylinders Inc. is not responsible for any shipping charges or damages for the return of product to Hydraulic Cylinders Inc. It is the responsibility of the sender to provide for all shipping, handling, and insurance charges.

Warranty Coverage:
Hydraulic Cylinders Inc. warrants its Replacement Welded Rod Cylinders against defects in materials and workmanship for 12 months from the date of purchase.
Exclusions & Conditions:
- Disassembly voids warranty coverage.
- Misuse, misapplication, or unauthorized modification is not covered.
- HCI does not provide engineering guidance or warrant product fitness for any specific application.
- It is the customer’s responsibility to ensure product suitability and compliance with all regulations and application requirements.
Claims Process:
Contact Hydraulic Cylinders, Inc. directly to initiate a warranty review. Claims require return and evaluation of the product.





















































