Part number lookup
20R-2971 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 20R-2971. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
1 Matching Product
Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- Caterpillar Excavator CAT 330DL 336DL 336DLN Engine C9 Turbo S310CG136 Turbocharger 274-9989 20R-2971
- 330D L Mobile Hydraulic Power Unit D3D00001-UP (MACHINE) POWERED BY C9 Engine330D L Mobile Hydraulic Power Unit D3D00001-UP (MACHINE) POWERED BY C9 Engine330D L Mobile Hydraulic Power Unit H3D00001-UP (MACHINE) POWERED BY C9 Engine336D L Mobile Hydraulic Power Unit L5X00001-UP (MACHINE) POWERED BY C9 Engine336D L Mobile Hydraulic Power Unit J6D00001-UP (MACHINE) POWERED BY C9 Engine336D L Mobile Hydraulic Power Unit JRX00001-UP (MACHINE) POWERED BY C9 Engine336D LN Mobile Hydraulic Power Unit L5K00001-UP (MACHINE) POWERED BY C9 Engine
- Caterpillar · s:for Caterpillar Excavator: 330D, 330D L, 336D L, 336D, 336D LN
Frequently Asked Questions
What parts replace OEM number 20R-2971?
This page lists 1 replacement listing indexed under 20R-2971. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 20R-2971?
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 20R-2971 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.