Hardened Steel Rocker Arm Shaft Assembly with Precision-Drilled Oil Passages for Isuzu NPR59 4BD1 - OEM Standard Fitment
Price:
Negotiable
MOQ:
10 pcs
Delivery Time:
5-8 Work Days
Brand:
YIMI
Product Description
Rocker Arm Shaft Assembly WDL11-028 For Isuzu NPR59 4BD1 8-94129551-0 Truck Parts
Product Specifications
| Part Number | WDL11-028, 8-94129551-0, 8941295510 |
| Product Name | Rocker Arm Shaft Assembly / Rocker Shaft |
| Car Model | ISUZU NPR59 |
| Engine Model | ISUZU 4BD1 (3.9L Diesel) |
| Condition | 100% Brand New |
| Size | Standard |
| Weight | Standard |
| Origin | China Mainland |
| Main Market | Middle East, Asia, Africa, South America, North America & Europe |
| Package | Neutral Packing Or Make It As Requested |
| Warranty | 6 Months |
| Price & Stock | Please Contact Us To Get More Information |
| Material | High-strength aluminum alloy & precision bearings |
| Cooling Type | Engine coolant circulation |
| Installation | Direct OEM replacement |
| Quality Standard | OEM equivalent / ISO quality control |
Features & Advantages
- OE Quality: Manufactured to Isuzu dimensional and metallurgical specifications for perfect fit and reliable valve actuation.
- Precision Ground Shaft: Smooth, hardened surface reduces wear on rocker arm bushings.
- Integrated Oil Passages: Ensures consistent lubrication to all rocker arm pivot points.
- Complete Assembly: Includes shaft, rocker arms, springs, and retainers - ready to install.
- Heat-Treated: Induction-hardening provides wear resistance (HRC 55-60) while maintaining core toughness.
- Restores Valvetrain Performance: Eliminates tapping noise, uneven valve lift, and oil pressure loss.
- Direct Replacement: Matches OE bore spacing, mounting holes, and oil feed alignment.
- Cost-Effective: Affordable alternative to genuine OEM assemblies.
Frequently Asked Questions
Q1: Are you factory or trading company?
A: We're trading company, but we're wholesalers.
Q2: How can I get the price?
A: Please feel free to contact us to learn the price. If with part number, engine model and quantity, we will send the best price as soon as possible.
Q3: What is your terms of packing?
A: Generally, we pack products with neutral packing and outside brown cartons. We also can make it as customers' requirement.
Q4: How about your delivery time?
A: The goods will be sent within 2-5 days if available. Regarding bulk production, delivery time is about 15-45 days after deposit. It depends on the items and quantity of your order.
Q5: What is your terms of delivery and payment?
A: EXW, FOB. Generally, 30% T/T deposit, and balance 70% T/T balance before delivery.
Q6: What is your MOQ?
A: For the products available, we accept any quantity. If out of stock, we need MOQ. Please contact for more details.
Q7: Can you develop new items according to the samples?
A: Yes, we can help to develop new item by your samples.
Q8: What is your sample policy?
A: We can supply sample if available, but customers need to pay the freight cost.
Quality Control
- Material Verification: Ensures metal brackets meet strength and corrosion-resistance standards.
- Damping Element Testing: Confirms proper elasticity and fluid integrity (where applicable).
- Dimensional Accuracy: Verified against OE specifications for precise fit.
- Visual Inspection: 100% checked for cracks, defects, or manufacturing imperfections.
- Packaged Safely: Protected to prevent damage during transit.
Packaging and Delivery
- Neutral export packing or customized packaging available
- Carton or wooden case for safe transportation
- Fast delivery for stock items
- Shipping by Express Air or Sea
Inquiry
For pricing, availability, or bulk purchase of the Rocker Arm Shaft Assembly WDL11-028 For Isuzu NPR59 4BD1 8-94129551-0 Truck Parts, please contact our sales team for a competitive quote and expert technical support.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Yimi (Guangzhou) Automotive Parts Co, Ltd
Location
4F, 7th, No. 2, South Jinguu Road, Huadong Town, Huadu District, Guangzhou City
Contact Person
James