Part number lookup
527-1721 Replacement Parts
Cross-reference and compare 2 replacement listings for OEM / aftermarket part number 527-1721. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
2 Matching Products
CaterpillarRelief Valve 527-1721 for Caterpillar CAT Engine C7.1 C4.4 C9.3B C9.3 Excavator 323 323 330 340 320GC 336GC 330GC Handler MH3050 MH3250 MH3032 MH3040$87.28CaterpillarRelief Valve 527-1721 for Caterpillar CAT Engine C7.1 C4.4 C9.3B C9.3 Excavator 323 323 330 340 320GC 336GC 330GC Handler MH3050 MH3250 MH3032 MH3040$85.00Part Numbers and Cross References
Applications and Fitment Summary
- Caterpillar · s: Fit For Caterpillar Forestry Product: 548, 538, 558 Fit For Caterpillar Excavator: 323, 320, 323, 326, 326 GC, FM558 OTHER, 330, 336, 336 MHPU, 340, 320 DL, 320 GC, 335, 336 GC, 330 GC, MH3040, FM538, FM568, FM548 Fit For Caterpillar Material Handler: MH3050, MH3250, MH3032, MH3040
Frequently Asked Questions
What parts replace OEM number 527-1721?
This page lists 2 replacement listings indexed under 527-1721. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 527-1721?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 527-1721 is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.