Product Specification

Zpartners Manual Transmission Assembly Gearbox for Isuzu NKR 4JB1 Engine OEM Auto Parts Replacement Factory Supply

The Zpartners Manual Transmission Assembly is a complete 5-speed manual gearbox designed for Isuzu NKR light trucks equipped with the 4JB1 diesel engine. Manufactured according to OEM quality standards, this transmission assembly features precision-machined gears, synchronizer components, heavy-duty transmission shafts, and a high-strength cast aluminum housing to provide smooth shifting, stable power transmission, and reliable long-term durability. Designed as a direct OEM replacement, this gearbox is ideal for vehicle repair, maintenance, and aftermarket applications, ensuring dependable performance for commercial vehicle operations.

Applications: 

• Isuzu NKR Light Truck
• Isuzu 4JB1 Diesel Engine Vehicles
• 5-Speed Manual Transmission (5MT)
• Commercial Vehicle Transmission System
• Automotive Transmission Repair & Replacement
• Automotive Aftermarket Spare Parts

Usage: 

• Replacement of damaged or worn manual transmission assemblies.
• Restore original shifting performance and transmission efficiency.
• Professional commercial vehicle repair and maintenance.
• Improve transmission reliability and load-carrying performance.
• Suitable for distributors, repair shops, wholesalers and aftermarket suppliers.

Packing: 

 
High-strength carton boxes, wooden cases, pallets, or customized packaging are available according to customer requirements.
Customer logo printing and customized packaging solutions are accepted.
 

 
Delivery: 

 
Goods can be shipped by express, air freight, or sea freight according to order quantity and customer requirements.
 

 
Advantages:

 
★ High Compatibility & Accurate Fitment
Compatible with various vehicle models, ensuring precise installation and reliable performance.
 
★ Strict Quality Control
Each transmission part is inspected before shipment to guarantee consistent quality and durability.
 
★ OEM Standard Production
Manufactured according to OEM specifications with stable performance and reliable quality.
 
★ Durable Materials & Long Service Life
Made of high-quality materials with excellent wear resistance and heat resistance.
 
★ Perfect Replacement Performance
Designed as a direct replacement for original transmission components, easy installation without modification.
 
★ Professional Manufacturing Experience
Years of experience in automotive transmission parts production with strong supply capability.
 
★ Customized Service Available
OEM, ODM, packaging and logo customization are available according to customer requirements.
 
★ Competitive Factory Price
Direct factory supply with competitive prices and flexible order quantities.
 

 
FAQ: 

 
Q1: Can you provide samples before placing a bulk order?
A: Yes, we can provide samples for quality checking. Sample cost and shipping fee can be discussed according to the product model.
 
Q2: How do you guarantee product quality?
A: We have strict quality control procedures. All products are inspected before shipment to ensure they meet customer requirements.
 
Q3: Are your products compatible with my vehicle model?
A: Please provide your vehicle model, year, engine information or OEM number. Our sales team will help confirm compatibility.
 
Q4: Can you provide OEM or customized products?
A: Yes, we support OEM, ODM, customized packaging and logo services according to customer requirements.
 
Q5: What is your delivery time?
A: Normally, delivery time is about 15-30 working days after payment confirmation. For urgent orders, we will try our best to arrange faster production.
 
Q6: What payment methods do you accept?
A: We accept T/T, Trade Assurance and other payment methods according to customer requirements.
 
Q7: What is your warranty policy?
A: We provide warranty according to different products, normally 12 months warranty under normal usage conditions.
 
Q8: What should I do if I receive defective products?
A: Please contact us immediately and provide photos or videos of the problem. We will check the issue and provide a proper solution, including replacement or compensation if necessary.
 
Q9: What is your minimum order quantity (MOQ)?
A: MOQ depends on different products. Please contact us for detailed information.,