Xingtai Refined Machinery and Auto Accessory Co., Ltd. is one of the leading manufacturers and suppliers of 4wd ultimate polyurethane bushing kit in China. We are committed to providing high quality auto parts made in China with low price. Welcome to wholesale bulk durable 4wd ultimate polyurethane bushing kit from our factory. We also accept customized orders.

Compatible Car Brand And Model
Nissan NAVARA 2005-2014 D40
Fitting Position
Front
Kit Includes
| Component Name | Part Code | Specifications |
| Front Control Arm Upper-Inner Bush Kit | RFK4784K | 4B, 4T |
| Front Control Arm Lower-Inner Bush Kit | RFK4785K | 4B, 4T |
| Steering Rack & Pinion Mount Bush Kit | RFK3028K | 5B, 2T |
| Steering Rack & Pinion Mount Bush Kit | RFK3028DK | 1B |
| Steering Rack & Pinion Mount Bush Kit | RFK3028XK | 4B |

Product Specifications
| Item | Details |
| PRODUCT NAME | Control Arm Upper, Lower & SteeringRack Bush Kit |
| MATERIAL | Polyurethane+Steel |
| BRAND | PUBUSH |
| SKU | RFK203K |
| SIZE | Standard |
Fitting Instructions RFK3028K

Nissan Navara D40 / Frontier 4WD Steering Rack & Pinion Mount Bushing Installation
✔ It is possible to remove the original equipment (OE) bushes without taking the steering rack out of the vehicle entirely.
✔ Raise the vehicle using a jack or hoist, then secure it with jack stands before removing the underbody covers.
✔ Take out the two main bolts located on the driver's side, as well as the single bolt and bracket assembly on the passenger side.
✔ Use appropriate washers, nuts, a receiver tool and a threaded rod to pull out the OE bushes from the driver's side of the rack. These rubber-encapsulated bushes can be removed with relative ease. On the passenger side, the bush can typically be unwrapped directly from the rack housing.
✔ Use emery tape to smooth off any burrs or rough spots. Then wipe the area clean with a rag, and apply the provided grease to the new bushes, crush tubes and the contact surfaces of the rack.
✔ Align the new bushes according to the orientation shown in the diagram. Press the bushes into place by hand, then use multi-grips or a similar tool to insert the metal crush tubes fully.
✔ Secure the steering rack back to the vehicle using the original bolts and brackets, then reinstall the underbody covers.
✔ Perform a full wheel alignment on the vehicle after completing the installation.
Product Description
✔ Off-road enthusiasts understand that factory-installed rubber bushings lack the structural durability needed for rugged trails and rocky paths. The ruggedly engineered 4WD Ultimate Polyurethane Bushing Kit represents a vital upgrade for your off-road rig, providing unmatched strength and durability. For maximum versatility, specially designed for lifted rigs and 4x4 vehicles, this collection stabilizes the control arms to prevent alignment shifts during extreme climbs. At the same time, it effectively eliminates dynamic suspension play, preventing dangerous alignment shifts and ensuring maximum tire grip in low-traction environments. Consequently, this kit is the perfect foundation for building a reliable, trail-ready suspension system that never backs down. It is a critical investment for anyone seeking to eliminate trail steering slop and experience absolute precision behind the wheel.
✔ Unlike traditional rubber that quickly rots when exposed to water and mud, this high-performance polyurethane is completely waterproof. By design, this formulation is exceptionally resistant to environmental hazards like salt water, mud, grit, and petroleum-based fluids. Featuring an optimized hardness level, it ensures maximum stability under load without introducing excessive harshness to the cabin. The bushings incorporate deep internal grease grooves that trap lubrication, preventing squeaks and ensuring smooth, continuous rotation. With high manufacturing precision, these bushings prevent misalignment and maintain reliable suspension geometry in extreme conditions. As a result, you get a highly reliable, high-performance suspension component that delivers consistent damping performance under all operating temperatures.
Product Advantages
✔ Equipping your vehicle's suspension with the 4WD Ultimate Polyurethane Bushing Kit translates directly into more predictable handling and reduced body sway on uneven terrain. Therefore, by keeping the suspension links firmly positioned, it ensures your off-road tires maintain maximum traction on slippery surfaces. While offering superior stiffness, the polyurethane compound is engineered to damp harsh impacts without transmitting excessive cabin noise. It eliminates the sloppy feel of worn-out rubber, replacing it with a firm, responsive connection to the terrain. This leads to a substantial reduction in body roll, keeping your vehicle stable during high-speed desert runs. By choosing this premium component, you are ensuring your chassis remains extremely stable and composed during technical trail driving.
✔ Unlike standard rubber parts that need frequent replacement, these rugged polyurethane bushings offer a virtually maintenance-free lifespan. Practically speaking, by reducing the frequency of suspension rebuilds and alignments, it provides a highly cost-effective solution for off-road builders. Designed for a direct swap-out, these bushings slip into place easily, aligning perfectly with existing original suspension mounts. Backed by rigorous quality control and material testing, this product is the ultimate choice for upgrading your off-road suspension. This kit represents the perfect choice for anyone looking to build a more reliable, durable, and high-performing off-road vehicle. Trust this high-grade polyurethane kit to deliver unmatched stability, reliable control, and outstanding road performance for many miles to come.
Our Manufacturing Advantages
1. Comprehensive Automated Production Equipment: Our facility is equipped with CNC machining centers, rubber injection molding machines, fully automated vulcanization lines, and metal stamping and surface treatment equipment. This enables a one-stop production process-covering metal core fabrication, rubber molding, and finished product finishing-eliminating the need for outsourcing and ensuring effective control over product quality and delivery schedules.
2. Dedicated Mold R&D Center: Equipped with professional 3D design software and precision mold machining equipment, we can rapidly develop molds based on customer samples or drawings. The development cycle for new molds is just 7–15 working days, allowing for an efficient response to custom requirements.
3. Professional Quality Inspection Laboratory: We possess a full suite of testing equipment, including tensile testing machines, aging test chambers, hardness testers, and seal performance testers. This infrastructure allows us to conduct raw material screening, spot checks on semi-finished goods, and comprehensive testing of finished products, ensuring that no substandard products leave the factory.
Our Services
We offer professional product selection advice tailored to specific vehicle models, application scenarios, and customer requirements. We provide samples, technical specifications, and installation plans to help you select the most suitable components. We maintain strict control over production and quality inspection processes to ensure stable and reliable product performance. Furthermore, we have established a comprehensive quality traceability and after-sales service system; should any quality issues arise, we will promptly verify and resolve them to effectively safeguard our customers' interests.
We provide professional, efficient, one-stop service for automotive components.
Warranty
✔ All Pubush bushings carry a 1-year warranty against material & workmanship defects, valid from delivery date. Warranty excludes damage from misuse, neglect or wrong installation.
FAQ
Q: Do the materials meet export environmental standards?
A: Yes, they comply with RoHS and REACH requirements and contain no toxic or hazardous substances, ensuring smooth customs clearance worldwide.
Q: How soon are in-stock orders shipped?
A: Standard in-stock items are shipped within 48 hours; lead times for custom orders are confirmed based on specific requirements.
Q: Can the bushings be reused after removal?
A: They can be reused provided there is no damage or excessive wear; however, fresh grease must be applied during reinstallation.
Q: Will replacing the bushings affect the vehicle's annual inspection?
A: This is considered an upgrade/replacement with OEM-spec parts; it does not alter the vehicle's structure and does not affect the standard annual inspection.
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