Product Specifications
| Parameter | Details |
| Part Name | Complete Rocker Arm Set |
| Part Number (OEM Reference) | 13257-40F06, 1325740F06, 13257-40F07, 13257-40F17, 13257-40F16 |
| Brand Compatibility | Nissan |
| Machine Model Fitment | Nissan Pickup (Hardbody) 2.4L KA24E SOHC 12V (1989–1997), Nissan Stanza 2.4L (1989–1992), Nissan 240SX 2.4L (1989–1991), Nissan Axxess 2.4L (1990–1995) |
| Condition | New Aftermarket |
| Warranty | 6 months against manufacturing defects |
| Packaging | Original sealed box with protective foam insert |
Compatible Models
| Brand | Applicable Models |
| Nissan | Pickup (Hardbody) 2.4L KA24E SOHC 12V (1989–1997), Stanza 2.4L (1989–1992), 240SX 2.4L (1989–1991), Axxess 2.4L (1990–1995) |
Frustrated by Engine Misfires and Valve Noise? Get the Correct Rocker Arm Set 13257-40F06 for Your Nissan KA24E
Every unplanned engine shutdown on a fleet vehicle costs hundreds in labor, towing, and downtime—especially when caused by worn or incompatible rocker arms. Many buyers settle for generic sets that fail within weeks, or wait 3+ weeks for OEM parts while trucks sit idle. Matching exact geometry and material specs across multiple Nissan models is time-consuming and error-prone without expert verification.
OEM-Equivalent Quality, Ready to Ship
This complete rocker arm set is engineered to meet original Nissan KA24E dimensional and performance specifications. Built in ISO 9001-certified factories and tested for lift accuracy, pivot wear resistance, and surface hardness before shipment, it delivers reliable valve train operation during daily commercial use—whether in delivery fleets, agricultural applications, or light-duty construction support vehicles. With 10 years of global export experience and 10,000+ SKUs in stock, XUNPO ensures fast, accurate fulfillment for KA24E engine repairs.
Where This Part Works
The KA24E engine powers Nissan’s workhorse platforms used in municipal services, rural transport, and small-scale logistics operations. Under continuous load cycles—especially in high-temperature or dusty environments—the rocker arm must maintain precise valve clearance and resist fatigue-induced deformation. Using an incorrect or low-tolerance set leads to accelerated camshaft wear, inconsistent combustion, and eventual head gasket failure. This rocker arm set is designed for sustained operation under real-world conditions where reliability trumps cost-cutting.
Engineering Details That Matter
Each rocker arm is precision-machined from high-carbon steel (SAE 1045 equivalent), heat-treated to 48–52 HRC for optimal balance between surface hardness and core toughness. The fulcrum contact area is ground to ±0.01 mm flatness tolerance to ensure even load distribution across the cam lobe. Oil feed holes are drilled to OEM diameter and depth, guaranteeing consistent lubrication to the pivot point. Surface finish meets Ra 0.8 µm standard to minimize friction and prevent premature scuffing. All arms undergo 100% visual inspection and functional testing on calibrated valve train simulators prior to packaging.
The Real Cost of Wrong Parts
A $12 counterfeit rocker arm may save upfront—but causes misfires, burnt valves, and camshaft scoring within 2,000 km. Replacing damaged components adds $450+ in labor and parts, plus days of vehicle downtime. In contrast, this 13257-40F06 rocker arm set meets ISO 8533 and Nissan JIS-D0202 standards for dimensional repeatability and metallurgical consistency. Total cost of ownership drops significantly when factoring in extended service intervals, reduced diagnostic time, and avoidance of cascade failures. It’s not about price—it’s about predictable, verifiable performance.
Why Customers Trust XUNPO
We partner exclusively with ISO 9001-certified factories and perform incoming material inspection on every batch. Every rocker arm set undergoes pre-shipment functional testing—including lift ratio validation and pivot torque measurement—to guarantee OEM-equivalent performance. We offer a 6-month warranty covering manufacturing defects, with no-questions-asked replacement. With 10 years’ experience shipping to 120+ countries—and over 20 technical specialists on staff—we confirm part compatibility within 2 hours. Our Guangzhou warehouse holds thousands of automotive and industrial engine parts, including this KA24E rocker arm set, ready for dispatch.
Packaging & Shipping
- Individually protected in molded EPE foam inside a rigid printed cardboard box labeled with part number and model fitment
- In-stock items ship within 2–5 working days after order confirmation
- Flexible logistics: DHL/FedEx/UPS express (3–7 days), air freight (7–12 days), or sea freight (25–40 days)
- Real-time tracking provided via email and WhatsApp upon dispatch
- MOQ is 1 piece—ideal for urgent field repairs or verification before bulk orders
Get Your Rocker Arm Set Now
Your KA24E engine shouldn’t wait weeks for parts. Send us your vehicle year/model, quantity needed, and destination—we’ll reply within 24 hours with a formal quote and lead time. First-time buyers can request a sample for physical verification before placing full orders. Every day your truck is down is revenue lost; act now to restore uptime.
Frequently Asked Questions
Q: Is this an original Nissan part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket rocker arm set manufactured in ISO 9001-certified facilities to match original Nissan 13257-40F06 specifications.
Q: How do I confirm this fits my specific Nissan vehicle?
A: Provide your VIN, model year, and engine code (KA24E)—our technical team will verify compatibility and respond within 2 hours.
Q: What is the warranty coverage?
A: 6 months limited warranty against manufacturing defects. Defective units are replaced free of charge upon return verification.
Q: What is the minimum order quantity?
A: 1 piece—no bulk requirement. Ideal for maintenance shops and fleet operators needing single-unit replacements.
Q: How long does shipping take?
A: In-stock items ship within 2–5 working days. Express courier delivery takes 3–7 days depending on destination.
Q: Can I receive a sample before ordering in bulk?
A: Yes—first-time customers may request one sample unit for physical testing and fitment verification.
Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 13316055942 | Email: talos@xunpojx.com