Get reliable engine performance back with this Rocker Arm Assembly for Cummins NT855 and N14 engines—designed to restore proper valve timing and reduce costly downtime. Precision-engineered to meet OEM specifications, it directly replaces parts 3052170 and 3047479, ensuring a perfect fit for John Deere 6810 machines and Cummins-powered equipment.
| Parameter | Details |
|---|---|
| Part Name | Rocker Arm Assembly |
| Replacement Part Number | 3052170, 3052170rx, 3047479 |
| Brand | FridayParts |
| Compatible Engine Brand | CUMMINS |
| Engine Model | NT855, N14, NH855, G855, NTA855A |
| Condition | New Aftermarket |
| Warranty | 3-12 months against manufacturing defects |
| Brand | Applicable Models |
|---|---|
| Cummins | NTA855A, N14, G855, CM558, NH855, NT855 |
| John Deere | 6810, 6910 |
Construction and mining operations can't afford engine downtime. When your Cummins NT855 or N14 engine's rocker arm fails, waiting 2-4 weeks for OEM parts or risking counterfeit components that fail prematurely costs thousands in lost productivity. Finding the right replacement parts for mixed fleets often means dealing with multiple suppliers—until now.
Our Rocker Arm Assembly 3052170/3047479 solves these challenges with 10 years of global export experience backing every component. As a professional supplier with 10,000+ SKUs in stock, we work exclusively with ISO-certified factories to ensure each rocker arm meets OEM specifications. Pre-shipment performance testing guarantees the same reliability as original parts, without the 30-50% price markup. Whether you're repairing a John Deere 6810 or Cummins N14 engine, this assembly delivers precise valve timing and durability for heavy-duty applications.
Designed for high-stress environments, this rocker arm assembly performs in construction equipment, mining trucks, agricultural machinery, and marine vessels powered by Cummins NT855/N14 series engines. It withstands continuous operation in extreme temperatures and heavy load cycles, making it critical for maintaining proper engine valve lift and combustion efficiency. In quarrying and demolition applications, where equipment runs 24/7, reliable valve train components directly impact uptime and project deadlines.
Every component in this rocker arm assembly is engineered for longevity: precision-machined contact surfaces ensure proper valve clearance adjustment, reducing wear on camshafts and pushrods. The high-strength alloy construction resists bending under peak loads, while heat-treated pivot points maintain dimensional stability during thermal expansion. Unlike cheaper alternatives, our assembly includes all necessary hardware for direct replacement, ensuring proper fitment without modifications. This attention to detail translates to 30% longer service life compared to non-certified parts.
Opting for counterfeit or low-quality rocker arms may save money upfront, but the hidden costs are staggering. A failed rocker arm can cause valve damage, piston scoring, and catastrophic engine failure—repairs that exceed $10,000 in parts and labor. With average equipment downtime costing $800-$1,500 per hour, even a 24-hour delay erases any initial savings. Our ISO-certified assembly eliminates these risks, providing OEM-equivalent performance at a fraction of the cost while protecting your equipment investment.
Our 120+ country customer base relies on us for consistent quality and service: we source exclusively from ISO 9001-certified manufacturers, conduct rigorous incoming material inspections, and perform 100% functional testing before shipment. Our 20+ person technical team verifies part compatibility within 2 hours, ensuring you get the right component the first time. With 10,000+ common parts in our Guangzhou warehouse, we ship in-stock items within 2-5 working days via express, air, or sea freight. Every rocker arm assembly comes with a 3-12 month warranty against manufacturing defects, backed by responsive after-sales support.
Don't let a worn rocker arm stop your operation. Send us your part number (3052170/3047479), engine model, and required quantity for a competitive quote within 24 hours. First-time customers can request sample testing to verify quality. With our ready inventory, we'll ship your rocker arm assembly within days—getting your equipment back to work faster and more affordably than OEM suppliers.
Q: Is this a genuine Cummins part or aftermarket replacement?
A: This is an OEM-equivalent aftermarket rocker arm assembly, manufactured by ISO-certified factories to meet Cummins specifications.
Q: How can I confirm this assembly fits my specific engine?
A: Provide your engine serial number, model, and current part number—our technical team will verify compatibility within 2 hours.
Q: What warranty coverage does this rocker arm assembly include?
A: We offer a 3-12 month warranty against manufacturing defects. Contact us with photos and details of any issues for prompt resolution.
Q: What is the minimum order quantity for this part?
A: We accept orders for 1 piece, perfect for emergency repairs or single-unit maintenance.
Q: How long will it take to receive my order?
A: In-stock items ship within 2-5 working days. Express shipping takes 3-7 days, air freight 5-10 days, and sea freight 20-40 days depending on destination.
Q: Can I get a sample before placing a bulk order?
A: Yes, first-time clients can request sample testing to verify quality and fitment before bulk purchases.
Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.
Fill in your details and we'll respond within 24 hours with a competitive quote.
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