Most of the backlash is probably from end play in the differential gears. You may also have slop in the diff gears and both ends of the half shafts. Afaik pinioncrown backlash is set by adjustment of the carrier something ops. Land rover differential overhaul necessary pinion setting maths. The strongest rear diff option for your land rover. We go out of our way to carry every major line of land rover differential, so that whether you are looking for a.
Land rover differential overhaul diff carrier inspection and wear. This is opposed to diff locks that operate on the individual front and rear axles and can be retro fitted to land rover differentials. Land rover discovery, in slang or popular language also frequently just called disco, is a series of midsize luxury suvs, produced under the land rover marque, from the british manufacturer land rover becoming jaguar land rover in 20. Its clean with only a tiny about 14mm chip to the edge of a crown wheel tooth, and the diff backlash is well within factory tolerances. The front ring and pinion set was originally a reverse rotation design, a first for land rover, which was sadly discontinued and superseded by the regular rotation rear gear set. As the land rover is a 4x4 it has a lot more oils that have to be changed when compared to a standard vehicle. The haynes manuals for the siisiii and defender all say that working on a differential, especially a salisbury, is beyond the ability of the diy mechanic. Well known automotive writer jim allen and differential guru randy lyman, of randys ring. The vehicle series has seen five iterations or generations, according to the manufacturer, the first of which was introduced in 1989, heavily based on. It is a spiral bevel design that was originally designed for rover cars in the 1930s. The original differential that land rover used, starting in 1947 are what are commonly referred to as the rover differential. Land rover differentials at andys auto sport, we have a huge variety of land rover differential to ensure that you have every differential option available to you. If you ever need to identify the ratio of a land rover diff thats out of the vehicle heres are a couple of photos showing the difference.
The rear cover was removed from the diff housing to check the general condition of the diff. Techtips tips on differential teardown cartech books. The luxury range rover was released in 1970, the discovery in 1989, and the freelander in 1997. The land rover series i, ii, and iii commonly referred to as series land rovers, to distinguish them from later models are offroad vehicles produced by the british manufacturer rover company. The readings were identical, so im satisfied with this solution. Ive just ordered a diy diff rebuild kit from ashcroft. Quaife atb helical lsd differentials are used by ford, general motors and daimlerchrysler. Land rover diff conversion and differential locker for. Remove using our specialist tools, dismantle and re shim frontrear. Nut on the tranny, and allen screw on the od to drainno problem. The connection between rover and landrover was broken. This unit is a centre diff lock, which means that it operates between axles. The land rover was the first massproduced civilian fourwheel drive car with doors on it.
The front rover diff will subsequently be replaced as soon as i collect the unit i have located. Call 07956350056 for more informationcat nland discovery diff lock linkage off tdi. Land rover diff for sale in uk 69 used land rover diffs. It can be recognised as the smallest of the land rover diffs, it is completely removable as a unit from the axle housing. Address dingocroft penn rental service ltd ta, high street, downley, high wycombe, hp 5xj united kingdom. Land rover diff overhaul finally, setting up the backlash, zero end float and meshing test. The technology uses a slightly different philosophy to limited slip diffs, which allow a wheel to slip so far before stopping. Land rover refubishment specialists the diff lock the. What this means is that the elasticity of the shaft is concentrated on one part of the spline i. If your differential is exhibiting these symptoms, a disassembly and rebuild needs to be performed. Land rover differentials rover salisbury env diffs for. It was introduced 1995 with the advent of the p38 range rover 1995 thru 2002 hence the name. Dropping the diff ratios salisbury nicks land rover.
Rover vs salisbury diffs wow i am amazed at the difference. This lovely land rover series diff could make a perfect gift. After talking to the rover team, contact the owner to let them know whats going on. In fact, as the equation with the figure of the differential screw ele.
Shouldnt ought to able to turn the pinion any more than 5mm on a diff this size, amd even that is starting to get a bit on the slack side, so i was told by an old guy i used to work with who had been rebuilding them diffs in everything since the dawn of time. Land rover 24 spline rear differential gear set stc1846 new fits. Mg and rover cars were bought by the phoenix group. Harrop is a preferred supplier of eaton supercharger and traction control technology. Differentials is a new 394 page book on the art, science and practical aspects of. Atlantic british supplies quality land rover differentials and differential parts to keep. The size of the locking ring makes this diff lock extremely strong in operation.
The housing has a downwards bulge in it to make space for the crown heel inside. Harrop engineering design, develop and manufacturing precision components for low volume automotive oems, performance and industrial markets. In 1992, land rover claimed that 70% of all the vehicles they had built were still in use. Predominately designed to replace the inferior rear diff released in the land rover pumas 2. This upgrade has also found its way as an accepted and preferred upgrade for. The diff lock as used in coil sprung land rovers functions as follows. The oil in the differentials has to work very hard even during normal use, if you go off road and in particular wading in deep muddy water, changing or at least checking your.
I have fitted 1996 discovery 1 diffs front and back to my 1969 series iia swb land rover. Shims are required and how it is set up is not 100%. This includes the front and rear axle or differential oils. It turned out to be a lot of work but it can be done and is well worth the safety issue improvement. The rover diff is the very first ever used, in the first series ones in 1948. Take a moment now to put that number in your cell phone contact list. Pulling the diff out of the axle housing and checking the play is be pretty simple. However, if there is any side or end play in the pinion or carrier bearings, then attention is needed.
Designed for the rover owner that wants to significantly reduce the vehicles differential gearing due to tire size increases and to reduce the over all gearing for increased off road performance this ratio exactly splits the difference between the two common alternative ratios traditionally available 4. Ashcrofts video okay, sometimes you have to bit the bullet and admit that maths is important. Rover 10 spline rear axles have a minor spline diameter of. Im my experience, most land rover diffs have way too much backlash. Land rover series diff for sale in uk view 65 bargains.
My rear diff pinion shaft has started produce quite a bit of play as in rotate the pinion and the whole flange moves in and out 510mm until engages on the crown wheel and takes up the slack. The qdf41k is for the 24 spline driveshafts and metric bearings. During the summer of 2007 i converted my 1960 series land rover dormobile from 10 spline front axles to 24 spline front axles. Call rover at 8887271140 immediately when a problem occurs during a stay. New land rover series spindle pin for planet gears in rover type diff.
Land rover diff overhaul pinion bearing preload shims, crown. The land rover axles used rover differentials and even though they all remained similar a few changes where made over the years. Front axle shaft halfshaft rh defender 1994 to 2006 from vin la930456 axle code 10m, axle code 11m, axle code 12m, axle code m, axle code 14m, axle code 15m, axle code 16m, axle code 17m. Please confirm your application using the attached technical drawing before purchase. Ashcroft transmissions is a uk based company specialising in the supply of rebuilt manual and automatic gearboxes, transfer cases and differentials to suit land rover, range rover, discovery and freelander 4x4 vehicles.
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