What Is a Two-Speed Transfer Case?

What is a Two Speed Transfer Case?

If you’re new to off-roading or an experienced adventurer looking at the latest models, you might have heard about a two-speed transfer case. A two-speed transfer case is a feature that is found in four-wheel-drive (4WD) vehicles and some all-wheel-drive models (AWD). Its primary role is managing the distribution of power between the front and rear wheels. It has two gear ranges – high and low – which allows drivers to toggle between the two depending on their current needs.

High-range gears are used in normal driving situations on paved roads and highways. It provides a 1:1 gear ratio which means the engine and ring gear spin at the same speed, and all the power from the engine is delivered straight to the wheels without any power reduction. This is great for maintaining fuel efficiency during normal driving tasks.

Low-range gears are used for off-road driving, climbing steep inclines, and navigating alternative terrains like snow, mud, or sand. It has a 2:1 or 4:1 gear ratio which increases the torque and reduces the speed providing more power, traction, and control.

How It Works

1. Engagement: The driver can engage the low range using a lever, dial, or button, depending on the vehicle's design.
2. Gear Shift: Once engaged, the transfer case shifts gears to reduce the speed and increase torque.
3. Power Distribution: The transfer case manages the power distribution between the front and rear axles, ensuring optimal traction.

Find a Model with the Off-Road Specs You Need

A two-speed transfer case is essential for traveling over harsh terrain and rock crawling. It’s also great for towing heavy trailers when you need a bit more oomph to get the load moving. Several RAM and Jeep vehicles have available two-speed transfer cases, including but not limited to:

• Jeep Wrangler
• Jeep Gladiator
• RAM 1500
• RAM 2500
• Jeep Grand Cherokee 4xe

If you’re hunting for an off-road-ready model, visit the team at Berglund CDJR, and we’ll help you find a model that has the off-road specs you need to take you as far off the beaten path as you dare to roam. Speak with our sales representatives about the type of driving you enjoy, and we’ll review the specs and features that are most pertinent to you. Whether your goal is to find a vehicle with the ground clearance you need to navigate over large obstacles, water fording abilities, or a high break-over angle and articulation for rock crawling.

Visit us today to find the model that can take you where you want to go.