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.
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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.
Jeep Wrangler JK 4 Door Long Term 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 …
Jeep NV241OR Swap – Replacing a NP231 Transfer Case
The Jeep NP231 transfer case, used in everything from YJs to TJs and XJs is a lightweight, reliable part of the 4WD puzzle. But when you start throwing serious tires, lockers, and steep trails at your …
2007 Wrangler Unlimited JK 4 Door Test Drive and Review
The dealer had 3 JK’s. I had the opportunity to drive the black X. It was equipped with the standard equipment plus an automatic transmission, upgraded radio, power windows, and power locks with …
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 …
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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.
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 …
How to Test Compression Pressure on an AMC V8 Engine
Using a Simple Tool to Tell You a Lot About Your Engine’s Health. Whether you’re diagnosing a misfire in your vintage AMC 304 equipped Jeep CJ-5, checking on a tired 360 in a Jeep Wagoneer, or just …
Jeep Engines – Factory Engines, Engine Conversions, Engine Swaps
These Jeep engine pages cover stock Jeep engines, engine swaps, engine performance, and engine rebuilds.
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Jeep Tires Tech
Tires are such a common upgrade to our Jeeps, making the right choice can be a challenge.
Determining the Tire Contact Patch
You buy new (and larger) tires and possibly wheels for your Jeep and you wonder what’s the proper pressure. It’s often different than the stock tires since the larger tires are …
What Tires Fit?
We put together a little reference guide for those of you wondering what size tires will fit under your Jeep. These are general guidelines, your vehicle may be different. We are only going to cover …
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 …
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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 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. …
What Tires Fit?
We put together a little reference guide for those of you wondering what size tires will fit under your Jeep. These are general guidelines, your vehicle may be different. We are only going to cover …
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 …
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Jeep Bumpers, Exterior and Armor Tech
Winches, winches, and winches
In the not so distant past there were only the big boys of the winch world. Those companies like Warn, Superwinch, and Ramsey were the names everyone knew when looking for a winch for your Jeep. …
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.
Protecting Your Jeep’s Underside – Driveline and Engine
The driveline of a Jeep is typically the lowest points and will generally take the most abuse. Protecting these vulnerable parts will ensure your Jeep of making it off the trail in one piece and help …
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Jeep Chassis and Body Tech
4 Door Wrangler JK Freedom Top Hanger DIY
This home grown hard top storage solution by Shawn (RedRockJK) Ayres is an inexpensive and effective way of storing your 4 door Jeep’s hard top. We added a bit to his great idea along the way.
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.
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 …
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Jeep Electrical Tech
JK Wrangler Power Locks Tweaks
There seem to be many combinations of the power lock operation in the new JK. Some of these procedures are under debate and some you may need to try a few times to get it right. Use at your own risk.
Novak Guide to Electrical Conversions in Jeeps
Information courtesy of Novak Conversions A good electrical system depends on clean sound connections, free of grease, dirt or corrosion. The condition of connections to ground is just as important as …
Wiring Basics – Components
At some point a Jeeper decides to install a new gadget or modify an electrical component. Often these electrical items are a CB radio, auxillary lights, or a piece of audio equipment..the list goes …
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Jeep Gear Tech
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 …
Winch Snatch Block and Tree Strap – Winch Gear
Having a winch on your Jeep is almost as standard as a lift but having the right winch accessories should be standard too. A winch snatch block and tree strap should be a standard addition to your …
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 …
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Jeep Driveline Tech
What is a Slip Yoke Eliminator and Why Do You Need It?
Some information provided by JB Conversions According to JB Conversions there are 3 main reasons to install the Heavy Duty Slip Yoke Eliminator kit in your Jeep:
Jeep NV241OR Swap – Replacing a NP231 Transfer Case
The Jeep NP231 transfer case, used in everything from YJs to TJs and XJs is a lightweight, reliable part of the 4WD puzzle. But when you start throwing serious tires, lockers, and steep trails at your …
Clutches, Linkages & Bellhousings for Jeep Conversions Part 4
Obtain a release bearing based on the above measurement and install it on the fork. Be advised that forks with the flat type spring require that the tips of the fork AS WELL AS THE TIPS OF THE SPRING …
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Jeep Driving Tech
4xe in Winter – Getting the Oil Hot Enough
If you live somewhere cold it’s only a matter of time until your Jeep enters FORM and getting it out to go back to normal operation hybrid/electric operation is usually a matter of getting the …
Jeep Quadra-Trac 4wd System
The Quadra-Trac name is used on a variety of Jeep full-time 4WD systems. It was available on several Jeep vehicles over a span of years. Often the name Quadra-Trac name was used to refer …
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 …
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Jeep Garage and Tools Tech
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 …
Tap and Drill Bit Size Chart
Tap and Drill Bit Size Chart The charts below show you what size drill bit to use with a tap. Tap sizes are shown as hole size – threads per inch. Example 1/4-20 = 1/4″ hole, 20 threads …
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.
2008 Jeep Liberty
PRESS RELEASE: 2008 Jeep® Liberty – All-new From the Ground Up Jeep announced information of the all new 2008 Liberty at the New York Auto Show. The new Liberty, a cousin to the successful Dodge Nitro …
2017 Jeep Compass
PRESS RELEASE: All New 2017 Jeep Compass Auburn Hills, Mich. Nov 17, 2016 – The all-new 2017 Jeep Compass expands the brand’s global reach with an unmatched combination of attributes that …
Wiring Basics – Wire
At some point a Jeeper decides to install a new gadget or modify an electrical component. Often these electrical items are a CB radio, auxillary lights, or a piece of audio equipment..the list goes …