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Technical & Info

This section deals with the nitty gritty details of Jeep tech related topics like Jeep models, engines and drivetrains. You could find details of a particular model year Jeep or specifications of a Jeep’s transfer case. Even information on Jeep engine swaps and axles. You won’t find reviews or projects here, for that check out the Projects and Installs page.

Table of Contents[Hide][Show]
  • Jeep Vehicles Tech
  • Identifying Jeep Vehicles
  • Jeep Engines Tech
  • Jeep Tires Tech
  • Jeep Wheels Tech
  • Jeep Suspension Tech
  • Jeep Bumpers, Exterior and Armor Tech
  • Jeep Chassis and Body Tech
  • Jeep Electrical Tech
  • Jeep Gear Tech
  • Jeep Driveline Tech
  • Jeep Driving Tech
  • Jeep Garage and Tools Tech
  • Pot Luck

Jeep Vehicles Tech

Here you find all kinds of technical information and how-to articles about Jeep vehicles. Special models, new models and some old ones so much to read here.

New Jeep Advertising Tagline: Have fun out there. Jeep

PRESS RELEASE The Jeep® brand announced in June 2007 it is launching a new brand advertising campaign on July 1 that will take advantage of the brand’s expanded seven-vehicle lineup, its 66-year …

Jeep Spring Lift vs. Spacer Lift: Benefits, Differences, and Costs

When it comes to lifting a Jeep Wrangler TJ, JK, JT or JL, two of the most common approaches are spring lifts and spacer lifts. Both raise the ride height, but they do so in very different ways, and …

Jeep Wrangler JK 4 Door 2 Year Review

As of February 2009 the jeepfan.com JK Wrangler is 2 years old. 28,000 miles, 2 PA State Inspections, 3 sets of tires, and 2 lifts it’s still just as fun to drive as the day it rolled off the …

Off-Road Truck Driving Techniques and Safety

by Jeff Jackson As truck ownership has increased in America, so has the amount of off-highway recreation. There is no special license required to drive off-road, even though there are many different …

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Identifying Jeep Vehicles

Trying to identify your Jeep or one you are looking to buy? Maybe you just want to become an expert at identifying Jeeps?

CJ Renegade Spotters Guide

A guide to identifying CJ Renegade Jeeps Jeep started the Renegade option in 1970 on the CJ-5 model and continued it all the way to the end of the CJ series in 1986. Renegade models offered special …

Spotters Guide to the 72-75 AMC CJ-5

Identifying a Jeep – An In-depth Spotters Guide to the 72-75 AMC CJ-5. When AMC acquired the Kaiser Jeep Corp in 1971 they made many changes to the Jeep line starting in 1972. Identifying a …

Jeep Vehicles VIN Reference Guide

Decoding Jeep VIN Numbers The Vehicle Identification Number, or VIN is important for many reasons. Most of these reasons have nothing to do with us owners. But to a serious Jeeper the knowledge of …

Jeep Spotters Guide

Below is a chart giving information on various commonly found Jeep vehicles including model years, names, tech info, etc…If you find any discrepancies in this chart or have any thing to add click here …

Jeep Engines Tech

We all are chasing engine technical information from time to time. From error codes to oil capacity.

Wrangler TJ Cooling System Maintenance

The jeepfan.com 2004 Wrangler TJ Unlimited has almost 195,000 miles on it. Since we have only owned it a short time it’s hard to know its maintenance history and recently we have noticed that …

6 On the Trail Radiator Repair Tips

By Rick Webster – 4X4Review.com For those of you that do their 4-wheeling in some remote area or in some vegetated sections that typically have tree limbs that poke out, we comprised this list …

More Than You Ever Wanted to Know About Motor Oil

By Ed Hackett [email protected] Choosing the best motor oil is a topic that comes up frequently in discussions between motoheads, whether they are talking about motorcycle s or cars. The following …

Explore More Jeep Engines Tech

Jeep Tires Tech

Tires are such a common upgrade to our Jeeps, making the right choice can be a challenge.

How to Pick the Right Tires for your Truck

This is an excellent article written by Jeff Jackson about selecting the correct tires for your vehicle.

Checking Tire Pressure – Determine Correct Pressure

How to figure the correct tire pressure for larger tires. This article was spawned from a continuing conversation from our Jeeping friend Bob in his quest to get his JK handling correctly. If your …

Tire to RPM Ratio Chart

The following chart shows engine rpm at 60 mph for various combinations of final drive ratio and tire diameter. If you want to determine rpm at a speed other than 60, or for a combination of ratio and …

Jeep Tires TechExplore More Jeep Tires Tech

Jeep Wheels Tech

Along with tires, wheels are a common upgrade to a Jeep. There’s so much more than just picking a style you like. Making sure they fit correctly is an important factor in choosing wheels.

Wheel Terminology

WHEEL TERMINOLOGY Offset: The distance from the centerline of the wheel to the face of the mounting surface of the wheel that contacts the hub. Negative offset: Indicates the mounting pad is behind …

What Jeep Wheels Fit?

Often we get questions on what tires fit on what kinds of Jeeps with this or that lift, etc.  In addition we get many questions asking on what jeep wheels fit on this particular Jeep or that. The Jeep …

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Jeep Suspension Tech

Lift kits and suspension mods are maybe second to tires and wheels. We discuss all kinds of options and how to pick the correct lift for your Jeep.

Jeep Wrangler JK Alignment

After the installation of a lift on a Jeep an alignment will make sure the Jeep tracks correctly down the road and prevent premature tire wear. Unlike a typical car the Jeep Wrangler continues the …

Jeep Spring Lift vs. Spacer Lift: Benefits, Differences, and Costs

When it comes to lifting a Jeep Wrangler TJ, JK, JT or JL, two of the most common approaches are spring lifts and spacer lifts. Both raise the ride height, but they do so in very different ways, and …

Jeep Tie Rod and Drag Link End Identification

information provided by Parts Mike There are many 4X4 Internet sites and companies that make reference to custom steering components and list ES2233L and ES2234R tie rod ends as being “1 Ton” parts. …

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Jeep Bumpers, Exterior and Armor Tech

Protecting Your Jeep’s Underside

Most Jeeps come factory with some protection for the basic parts underneath. The gas tank, transmission, and transfer case are usually among the factory protected. Sometimes the factory protection is …

Protecting Your Jeep’s Underside – The Suspension, Steering, and Exhaust

Some components under your Jeep are vulnerable and are often overlooked. The suspension, steering, and exhaust system are key components that your Jeep needs to have protected.

Jeep Wrangler JK Front Bumper Guide Part 2

Part 2:  Since the JK introduction in the 2007 model year many many different manufacturers have designed bumpers in all shapes and sizes. Some are classy, some bulky and ugly. Many have winch …

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Jeep Chassis and Body Tech

CJ Restoration Steel vs. Fiberglass Jeep Bodies

Steel vs. Fiberglass Jeep Bodies: Pros, Cons, and Considerations At some point, most Jeep owners, especially those working on older CJ restorations, end up facing the same decision: steel or …

Fixing JK Wrangler Door Water Streaks

Anyone who has a JK Wrangler should be familiar with the streaks that come after washing or a good rain. The water seems to collect behind the mirrors and slowly drain out down the door leaving behind …

Jeep CJ-5, CJ-7, and CJ-8 Scrambler Frame Dimensions

The following images outline the frame dimensions on late model (76-86) CJ vehicles. These images can come in handy when attempting to straighten or customize a Jeep frame. Also see CJ-5 Frame …

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Jeep Electrical Tech

CB radios and The Ground Plane

I suffered with CB radios in my Jeep. No matter what CB or antenna I used I suffered with poor performance. Noise, inability to hear, and even engine electrically problems. My Jeep would literally …

Lighting the Trail: Jeep CJ an TJ Headlight Options

The factory headlights on a Jeep CJ and TJ do one thing reasonably well—they turn on. Beyond that, performance is often lackluster, especially if you’re driving at night on country roads or …

How to Tune a CB Radio with a Workman SWR Meter

Using Simple Tools for Better Communication. Whether you’re driving a Jeep down a dusty trail or communicating with your Jeep convoy, a CB radio is still a solid tool in the toolbox. But even the best …

Jeep Electrical TechExplore More Jeep Electrical Tech

Jeep Gear Tech

Selecting the Best CB Radio

Selecting the Best CB Radio by Right Channel Radios, article reprinted with permission. The most important thing to understand when choosing a radio is that all CBs, regardless of their price, are …

CB Antenna Selection and Mounting Considerations

CB Antenna Selection and Mounting Considerations by Right Channel Radios, article reprinted with permission. There are a large number of CB antennas on the market and it can be a daunting task …

GoPro Hero Cameras – Capture the Moment

Nothing is more enjoyable tackling some challenging trails and having your vehicle (and you) surviving to tell about it.  Even better, capture the moment on video to relive the experience and prove it …

Explore More Jeep Gear Tech

Jeep Driveline Tech

Toe, Caster, and Camber – What does it mean and how to adjust it.

Jeep Steering Alignment 101 – What do these terms mean?

Driveline Angles – Part 3

CORRECTING U-JOINT OPERATING ANGLES The recommended method for correcting severe u-joint operating angles depends on the vehicle suspension or driveline design. On vehicles with leaf springs …

Toe, Caster, and Camber – Adjusting Camber

Jeep Steering Alignment 101 – Dana 30 and Dana 44 Front Axle Camber Adjustment

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Jeep Driving Tech

Air Down Basics

Anyone who has been off-roading more than a few times understands the reasons to “air-down”. If you don’t know why then read on. Airing Down allows your vehicle’s tires to …

The Art of Trail Spotting

No matter how skilled of an offroader you are a good spotter can make a difficult section of trail safer and more fun. Many causes of broken parts and body damage is the due to the lack of …

Trailering Safety and Trailer Hitch Information

by Jeff Jackson When you are pulling a trailer or load of any kind, one thing is undisputed: trailer towing is a special situation which places demands on your driving skills, and on your tow vehicle. …

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Jeep Garage and Tools Tech

Removing Seized Nuts and Bolts

This article attempts to allow you to arm yourself with knowledge about removing stubborn fasteners. The items are listed from what we believe is a first to last resort. Happy wrenching, or in this …

Millermatic 175 Mig Welder

A Jeepers garage is not complete without a quality welder.  The Millermatic 175 is a small, portable welder that offers capabilities and features the home fabricator needs.   The …

On the Trail Tire Repair

If you visit the Rubber Manufacturers Association’s website, it will inform you that the only way to safely repair a tire is with a plug-patch combination. If you talk with fellow Jeep owners, …

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Pot Luck

Here’s a random pick of all the articles that deal with Jeep tech.

Jeep Wrangler Unlimited Altitude – Special Model

Jeep recently announced a special model Jeep Wrangler, the Jeep Wrangler Altitude.  This special model features unique styling and interior features not found on other Jeeps while still equipped with …

Replacing Your CJ Front Brakes

After several seasons of off-roading your Jeep’s brakes will probably need replacing. Mud, dust, and small rocks get stuck on the rotors and act like sand paper on your Jeep’s brakes. …

What is ISO? – International Organization for Standardization

What is ISO? – International Organization for Standardization The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from …

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