We go out of our way to carry every major line of land rover differential, so that whether you are looking for a. 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. The original differential that land rover used, starting in 1947 are what are commonly referred to as the rover differential. Land rover diff overhaul pinion bearing preload shims, crown. You may also have slop in the diff gears and both ends of the half shafts. The qdf41k is for the 24 spline driveshafts and metric bearings. The size of the locking ring makes this diff lock extremely strong in operation. Call 07956350056 for more informationcat nland discovery diff lock linkage off tdi. Land rover differentials rover salisbury env diffs for. Pulling the diff out of the axle housing and checking the play is be pretty simple. Shims are required and how it is set up is not 100%.
It can be recognised as the smallest of the land rover diffs, it is completely removable as a unit from the axle housing. Ashcrofts video okay, sometimes you have to bit the bullet and admit that maths is important. The env was a stop gap application while the salisbury diff was under development. Address dingocroft penn rental service ltd ta, high street, downley, high wycombe, hp 5xj united kingdom. It turned out to be a lot of work but it can be done and is well worth the safety issue improvement. Land rover diff overhaul finally, setting up the backlash, zero. The connection between rover and landrover was broken. In this episode we work out what is involved when setting the bearing preload.
In fact, as the equation with the figure of the differential screw ele. 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. Dropping the diff ratios salisbury nicks land rover. This upgrade has also found its way as an accepted and preferred upgrade for. The front rover diff will subsequently be replaced as soon as i collect the unit i have located. The technology uses a slightly different philosophy to limited slip diffs, which allow a wheel to slip so far before stopping. The parts from rovers north 4 rotors, 2 front calipers, 2 back calipers, brake pad kit front and back, wheel. Land rover differential overhaul diff carrier inspection and wear. The land rover was the first massproduced civilian fourwheel drive car with doors on it.
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. Please confirm your application using the attached technical drawing before purchase. This lovely land rover series diff could make a perfect gift. Land rover series diff for sale in uk view 65 bargains.
As the land rover is a 4x4 it has a lot more oils that have to be changed when compared to a standard vehicle. Call rover at 8887271140 immediately when a problem occurs during a stay. This is opposed to diff locks that operate on the individual front and rear axles and can be retro fitted to land rover differentials. Afaik pinioncrown backlash is set by adjustment of the carrier something ops. This unit is a centre diff lock, which means that it operates between axles. The diff lock as used in coil sprung land rovers functions as follows. Techtips tips on differential teardown cartech books. It is a spiral bevel design that was originally designed for rover cars in the 1930s. Harrop engineering design, develop and manufacturing precision components for low volume automotive oems, performance and industrial markets. The rear cover was removed from the diff housing to check the general condition of the diff. The land rover axles used rover differentials and even though they all remained similar a few changes where made over the years. Im my experience, most land rover diffs have way too much backlash.
Ive just ordered a diy diff rebuild kit from ashcroft. 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. Most of the backlash is probably from end play in the differential gears. Well known automotive writer jim allen and differential guru randy lyman, of randys ring. One diff has currently got mineral oil in and the other a mix of mineral and syntrax because thats what i had on the shelf at the time, transfer box has syntrax, gear box still has the factory fill which i will change at 50k miles or next summer whichever comes first aint gonna do it on the driveway now the cold wet sh1t weather has arrived. Quaife atb helical lsd differentials are used by ford, general motors and daimlerchrysler. Not cheap but to all intents and purposes this is a new, 4 pin diff so not bad either considering the price of a standard open diff from land rover. The strongest rear diff option for your land rover. It was introduced 1995 with the advent of the p38 range rover 1995 thru 2002 hence the name.
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. Rover vs salisbury diffs wow i am amazed at the difference. 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 refubishment specialists the diff lock the. The readings were identical, so im satisfied with this solution. Take a moment now to put that number in your cell phone contact list. 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. Differentials is a new 394 page book on the art, science and practical aspects of. If your differential is exhibiting these symptoms, a disassembly and rebuild needs to be performed. 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. Land rover 24 spline rear differential gear set stc1846 new fits. The housing has a downwards bulge in it to make space for the crown heel inside.
Harrop is a preferred supplier of eaton supercharger and traction control technology. Nut on the tranny, and allen screw on the od to drainno problem. 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. During the summer of 2007 i converted my 1960 series land rover dormobile from 10 spline front axles to 24 spline front axles. Land rover diff for sale in uk 69 used land rover diffs. Atlantic british supplies quality land rover differentials and differential parts to keep. New land rover series spindle pin for planet gears in rover type diff. After talking to the rover team, contact the owner to let them know whats going on.
Land rover differential overhaul necessary pinion setting maths. 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. 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. I have fitted 1996 discovery 1 diffs front and back to my 1969 series iia swb land rover. Mg and rover cars were bought by the phoenix group. 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.
Land rover diff overhaul finally, setting up the backlash, zero end float and meshing test. Land rover diff conversion and differential locker for. In 1992, land rover claimed that 70% of all the vehicles they had built were still in use. This includes the front and rear axle or differential oils. The rover diff is the very first ever used, in the first series ones in 1948. The luxury range rover was released in 1970, the discovery in 1989, and the freelander in 1997. However, if there is any side or end play in the pinion or carrier bearings, then attention is needed. Rover 10 spline rear axles have a minor spline diameter of. 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. What this means is that the elasticity of the shaft is concentrated on one part of the spline i.