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About 4x4 rear

Types of 4x4 rear

4x4 rear accessories are available in various types for cars, SUVs, and trucks. Some common types of rear accessories are as follows:

  • 4x4 rear bumper:

    The 4x4 rear bumpers are designed for off-road and heavy-duty trucks. The bumpers are available in a wide range of styles, such as steel, aluminum, and modular designs. The 4x4 rear bumpers are built with integrated D-ring mounts for recovery and winch mounts for self-recovery. The custom-tailored rear bumpers have built-in light mounts for off-road lights and sensors for parking assistance. The 4x4 rear bumpers are designed with a corrosion-resistant finish and are easy to install.

  • 4x4 rear diff cover:

    The 4x4 rear differential covers are available in a wide range of styles and designs. Some of the covers have ribbed designs for added strength and cooling. The differential covers are built with premium steel and aluminum materials for durability. The 4x4 rear differential covers feature magnetic drain plugs for easy maintenance and oil fill ports for easy installation. Some of the differential covers feature a powder-coated finish with custom logos.

  • 4x4 rear lights:

    4x4 rear lights include taillights, reverse lights, and indicator lights. The lights are designed to be more powerful and brighter than standard lights. They are designed with LED technology to provide a brighter and more focused beam. The 4x4 rear lights are equipped with light housings made of ABS plastic for heat and impact resistance. Some of the rear lights are waterproof and dustproof, ensuring they work well in extreme environments. The 4x4 rear lights can be customized in different sizes, shapes, and designs to suit different vehicle models.

  • 4x4 rear storage:

    The 4x4 rear storage accessories include cargo nets, organizers, and cargo dividers. The cargo organizers are available in various materials, such as plastic, metal, and fabric. They are designed to help transport tools, off-road equipment, camping gear, and sports equipment. The 4x4 rear storage can be customized in various sizes and designs to suit different vehicles.

Specifications and maintenance of 4x4 rear

The specifications of 4x4 rears can vary based on the type, model, and year of production of the vehicle. However, some general specifications of 4x4 rears are as follows:

  • Gear Ratio: The gear ratio is one of the most important specifications of the 4x4 rear as it determines the power and speed of the vehicle. The 4x4 rear comes with different gear ratios, which include; 3.07, 3.31, 3.55, 3.73, 4.11, and 4.56. A higher gear ratio means that the wheels will turn faster, whereas a lower gear ratio provides more torque.
  • Axle Size: The axle size of the 4x4 rear differs based on the model of the vehicle. However, most 4x4 rears have a 5 or 6-bolt wheel pattern. Some common axle sizes include 7.5 inches, 8.5 inches, 8.6 inches, 9 inches, 9.25 inches, and 10.5 inches. The axle size helps determine the strength and durability of the 4x4 rear. A larger axle size means that the 4x4 rear can withstand more power and torque.
  • Pinion Diameter: The pinion diameter is the size of the smallest gear on the axle system. The pinion diameter works with the ring gear to turn the wheels of the vehicle. The pinion diameter of the 4x4 rear also differs based on the model of the vehicle. Some common pinion diameters include 7.06 inches, 7.62 inches, 8.5 inches, 8.8 inches, and 9.44 inches.
  • Brake Size: The brake size is also an important specification of the 4x4 rear. The brakes of the rear axle help slow down the vehicle. The size of the brakes is determined by the model of the 4x4 rear. However, the brake sizes range from 10 to 13 inches in diameter. A larger brake size means that the 4x4 rear can stop faster.

Maintaining the 4x4 rear end is one way to keep it in a good and working condition. Below are some tips on how to maintain the 4x4 rear:

  • Regular lubrication: It is important to regularly lubricate the 4x4 rear to keep the gears and bearings in a good working condition. Lubrication helps prevent friction and wear, thereby increasing the lifespan of the 4x4 rear. Use the manufacturer's recommended lubricant to ensure proper function.
  • Regular inspection: Another maintenance tip for the 4x4 rear is to regularly inspect it for any signs of damage, wear, or leaks. Pay more attention to the gears, bearings, and seals of the 4x4 rear, as these are the most common parts that get damaged. Replace or repair any worn or damaged parts immediately to prevent further damage.
  • Regular cleaning: Keeping the 4x4 rear clean is also important for proper function and durability. Dirt and debris can get into the gears and bearings of the 4x4 rear, causing wear and tear. Use a mild detergent and water to clean the 4x4 rear, paying attention to the gears and bearings.
  • Proper use: Proper use of the 4x4 rear is very important if users want it to last longer. Avoid excessive spinning or shifting of the 4x4 rear, as this can cause wear and tear. Also, do not overload the 4x4 rear, as this can cause damage to the gears and bearings.

How to choose 4x4 rear

The proper guidance for choosing the 4x4 rear accessories for a business needs is provided as follows:

  • Understand Customer Needs

    Every business has its needs. Understanding those needs will help to choose the 4x4 rear accessories that will meet those needs. For instance, if the business requires off-road capabilities, focusing on accessories like lift kits and all-terrain tires will be ideal.

  • Quality and Durability

    Businesses often put their accessories through tough conditions. Therefore, the 4x4 rear accessories chosen should be durable and of high quality. Reading customer reviews and comparing product specifications can help determine the durability of accessories.

  • Cost Effectiveness

    When selecting the right 4x4 rear accessories for business use, consider their long-term value. While a product may have a low initial cost, it may require frequent replacements or maintenance, which will increase overall costs.

  • Compatibility and Ease of Installation

    Choosing 4x4 rear accessories that are easily compatible with the vehicle and require minimal installation effort can save a lot of time and costs. Before making a purchase, check out the installation requirements and whether they will suit the car.

  • Warranty and Customer Support

    When choosing 4x4 rear accessories, consider the warranty offered by the manufacturer and the customer support services. A good warranty reflects the manufacturer's confidence in its product, and responsive customer support can assist with any issues or inquiries.

  • Business Brand Image

    If the accessories are for a commercial vehicle, consider the brand image. Selecting accessories that reflect the business's professional image and values is essential.

  • Research and Recommendations

    Conduct thorough research on various 4x4 rear accessory options and read reviews from other business owners. Seeking recommendations from friends, colleagues, or online communities can provide valuable insights.

  • Test Before Purchase

    If possible, test the accessories on a similar vehicle before purchase. This will help assess the performance and compatibility of the accessories.

How to DIY and Replace 4x4 rear

Replacing 4x4 rears can be complicated, but it can be easy with the right tools and mechanical knowledge. The process can also differ depending on the make and model of the car. Generally, the steps below can work as a guide for replacing 4x4 rears:

  • Prepare the Vehicle

    Set the car on a flat surface and engage the parking brake. Using a jack, lift the vehicle and place jack stands under the chassis. Remove the back wheels with a lug wrench. The wheel lugs must be turned counterclockwise to lose the wheel.

  • Drain the Differential Fluid

    Find the rear differential drain plug and remove it to let the fluid out. Use a wrench to remove the fill plug on top of the differential. The fluid will drain from the lower opening in the differential.

  • Disconnect the Driveshaft

    Identify the u-joint connecting the driveshaft to the differential. Remove the retaining clips and use a hammer to loosen the u-joint from the driveshaft. Push the u-joint out of its bracket on the differential.

  • Disconnect the Axle Shafts

    Remove the bolts holding the axle shafts to the wheel hubs. Slide the axle shafts out of the wheel hubs and pull them out of the differential. The axle shafts are held in place with c-clips, which must be removed before pulling the shafts out.

  • Remove the Differential Mounting Bolts

    Use a socket and ratchet to remove the differential mounting bolts. Support the differential with a jack and slide it out from under the vehicle. The differential is held in place with 4 or 5 large bolts screwed into the vehicle's frame.

  • Install the New Differential

    Position the new differential under the vehicle and secure it with bolts. Follow the instructions in the service manual to install the new differential and make sure it is properly aligned. Connect the differential with the jack and carefully lower it until it rests on the mounting points. Then, tighten the bolts to the vehicle's frame.

  • Reassemble the Axle Shafts and the Driveshaft

    Insert the axle shafts into the new differential and wheel hubs. Reconnect the driveshaft to the differential using a u-joint and reinstall its retaining clips. Ensure the axle shafts and the driveshaft are properly lubricated before installing them.

  • Fill the Differential with New Fluid

    Pour new differential fluid through the fill opening on top of the differential until it starts to overflow from the drain opening. Then, replace the drain and fill plugs. Use a funnel and a long hose to transfer the fluid into the differential. Be careful not to overfill or underfill the differential.

  • Reinstall the Wheels and Lower the Vehicle

    Put the wheels back on the wheel hubs and tighten the lug nuts securely. Remove the jack stands and lower the vehicle off the jack. Then, take the vehicle for a short drive and check for leaks or strange noises coming from the new differential.

Q&A

Q: What are the common 4x4 rear axle swap problems?

A: Rear axle swap problems may include driveline vibrations, incorrect gear ratios, axle clearance, and fitment issues, wheel bearing failure, differential failure, and brake balance issues. If the problem persists, consult an expert.

Q: What is the difference between the 4x4 rear leaf spring and the 4x4 rear coil spring?

A: A 4x4 rear leaf spring is a vehicle fitted with leaf springs on the rear axle, while a coil spring is a vehicle fitted with coil springs on the rear axle. Leaf springs provide better load-carrying capacity than coil springs, which provide better ride quality.

Q: What are the common 4x4 rear differential problems?

A: The problems include noise, fluid leaks, and vibration. The noise is caused by wear and tear or improper installation. The fluid leak is caused by a damaged seal, while the vibration is caused by misalignment or imbalance in the drivetrain.