When did the XJ Cherokee use the 242 transfer case?
The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option. It was used in the 1991-1998 ZJ Grand Cherokee. The 242 persisted throughout the full run of XJ Cherokees and continued on in the 2002 KJ Liberty.
What is the range of the Jeep 231 transfer case?
The 231 has a driver’s side front output and centerline rear output. The NP231 features two ranges; a low range gear that is a respectable 2.72-to-1 (the lowest of all the Jeep transfer cases with the exception of the NP241OR) and a direct-drive in high range.
Can a loose chain cause a transfer case to leak?
On many transfer cases, a loose chain will rub a hole in the top of the transfer case housing, thus there are rebuild kits that include a new chain and the front half of the case. Replacing the chain and the front case half should, however, be done by a professional rather than a DIY person.
Which is the simplest Jeep transfer case to rebuild?
The 231 is possibly the simplest of all the Jeep transfer cases to rebuild. Their assembly is intuitive, and parts are easily available and affordable. There is a great amount of variation in these Model 231 input gears, depending on the transmission and year of the Jeep. We discuss this topic in greater detail on this page, here.
How does transfer case work on Jeep Cherokee?
On some models of the Cherokee, the four-wheel drive is actuated via vacuum pressure when the transfer case is shifted into 4×4 mode. If the lines have aged and cracked or broken altogether, the Jeep will not be able to get into four-wheel drive.
The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option. It was used in the 1991-1998 ZJ Grand Cherokee. The 242 persisted throughout the full run of XJ Cherokees and continued on in the 2002 KJ Liberty.
Can a Jeep Cherokee get into four wheel drive?
If the lines have aged and cracked or broken altogether, the Jeep will not be able to get into four-wheel drive. Inspect the lines running from the case to the front axle on a regular basis, especially if your rig sees trail action. The housing on the transfer case in your Jeep Cherokee is made of magnesium, which is a soft metal compound.
On many transfer cases, a loose chain will rub a hole in the top of the transfer case housing, thus there are rebuild kits that include a new chain and the front half of the case. Replacing the chain and the front case half should, however, be done by a professional rather than a DIY person.
When was the Jeep NP242 transfer case introduced?
The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option.
When did the new process New Venture Gear 242 come out?
New Process / New Venture Gear 242 Transfer Case. The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option. It was used in the 1991-1998 ZJ Grand Cherokee.
When did the New Process transfer case come out?
New Process / New Venture Gear 242 Transfer Case The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option.
The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option.
New Process / New Venture Gear 242 Transfer Case. The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option. It was used in the 1991-1998 ZJ Grand Cherokee.
New Process / New Venture Gear 242 Transfer Case The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option.
How many gears are in the 242 transfer case?
The important variations to look for in the 242 transfer case are in the input gear. The 242 comes in 21 spline and 23 spline versions with long, medium (rare) and short variations. We have documented these gears here.
What kind of transfer case does a jeep 231 need?
Fits all Jeep 6 bolt pattern NP/NVG (New Process/New Venture Gear) transfer case 231, 242 and similar (1988 up) EXCEPT for the 241OR which requires our SK3XR. Dodge and AMG transfer cases share the same pattern and should also work with this kit.
The important variations to look for in the 242 transfer case are in the input gear. The 242 comes in 21 spline and 23 spline versions with long, medium (rare) and short variations. We have documented these gears here.
Which is the easiest Jeep transfer case to rebuild?
The 242 is possibly the simplest of all the Jeep transfer cases to rebuild. Their assembly is intuitive, and parts are easily available and affordable. The important variations to look for in the 242 transfer case are in the input gear.
How many splines are in a Jeep transfer case?
After doing some research I found that a ’99 XJ cherokee with a 4.0L and a manual transmission should have a np231 transfer case should have 23 splines so i’m wondering if it would bolt in without modifications, or if the spindle length/input shaft/output shaft is different in some way.
What kind of transmission does a 1999 Jeep transfer case use?
The best bet is to stick with same model, year, and transmission unless you are prepared to swap the input shaft. From what I can find, the 1999 XJ used an AX15 transmission and the transfer case had a 23 spline short input shaft.
Is the Jeep 242 good for factory transmissions?
The Jeep 242 is found behind these factory transmissions: Adaptation to better transmissions is often less costly than rebuilding the weaker Jeep gearboxes and provides serious performance and strength upgrades. The 242 adapts very well to several popular transmissions, including:
Is the Jeep Grand Cherokee 249 transfer case Bad?
Contrary to popular belief, the 249 is NOT “junk”, nor is it a “bad” transfer case. It is actually very durable and it’s AWD performance is excellent even with today’s standards with a properly working VC. So why swap if you could just replace the VC?
Is the Jeep Grand Cherokee 242 the same as the 249?
The 242 and 249 both share the same front case half, meaning you use all the parts from the 242, with the exception of the 249 input, 249 planetary set, and 249 front case half. You will need to drill an access hole for the mode fork roll pin.