Rears are sometimes offset yokes and that is OK. ** To install shaft align splines and slide inwards itll take some effort 9. If you are running a 4-link suspension system, you can adjust the upper rear end links in or out to bring the variation back into where it needs to be. OD=47,T=1.70. If the bearing is sagged too much you will not be able to align the driveshaft until it is replaced because you will not be able to go up enough to get a straight line with the driveshaft. REAR AXLE & FINAL DRIVE. Well I don't like the rough drive it gives. (b) Remove the 4 bolts and 2 bearing caps. But first, just fingertighten the bolt so you can align the differential with the other fittings. Front differentials are either leaf springs or independent front suspension (IFS). Many differential cases have many thousands of miles of service. Setting up a differential is probably one of the most under-rated jobs that a mechanic can tackle. [Note 1:] Even with the 2-piece driveshaft, rear axle pinion angularity is very critical to smooth operation. 4. The rear differential for trucks is the one that always gets used when the truck is in motion since all trucks are rear-wheel drive. Install the axle housing cover and fill the rear axle housing (4010) with 2.4 liters (5.5 pints) of specified lubricant; refer to Axle Housing Cover in this section. Install Rear Bolt to Hold Differential. Add To Cart. $3.42. The Ford 9- inch and older GM carriers are a separate unit that can be unbolted from the rear housing and dropped out the front as one assembly. Vibration in Drive Shaft. Vibration in Drive Shaft. Check side bearing adjusters as they are often warped and out of shape making ring and pinion settings difficult. The other day I went to run my Losi Lst 3XL-E it noticed it started making a loud grinding noise when I would hit the throttle. Ideally you want the entire clutch pack, including the shim, to be about .640 to .645 inch for a stock clutch pack and as thick as .655 inch for a performance pack (right). Finding the proper backlash setting can be found in a service manual for the vehicle you are working on. REAR AXLE Created: 7/29/2013 Current Language: English Last Modified: 8/8/2013 Other Languages: ... a driver controlled differential lock (DCDL), it is possible to damage the axles if the wrong procedure is used before transporting begins. Refit. Several types of differentials are used in automotive applications. 40. Support the halfshaft and spindle and pull it outwards from the differential 10. Unlike Ford 9-inch and older GM rear-differential assemblies, setting all the necessary clearances between the pinion and the ring gear of the differential carrier has to be done inside the rear axle housing. Step 2: Install Rear Bolt to Hold Differential. Part Name Code: 41201D. Position centralising jig LRT-51-013 to align differential assembly. HINT: Align the holes of the differential case and differential pinion shaft. 8. 3. Then continue to elevate the unit while guiding the front bushings around the mounting studs. With assistance position differential assembly to subframe and locate in mountings, fit bolts but do not tighten at this stage. Install the slider. Replace as necessary. Place a screw driver between the halfshaft and diff gently pry outwards to unseat the halfshaft. Align the hole in the differential pinion shaft with the case lock bolt hole. Use a rear bolt through the rear cover to hold it into place. Align the hole in the differential pinion shaft with the differential pinion shaft lock bolt hole. In most cases when fitting this differential to a 240 rear end, you will need to trim a small amount off of the inner end of the RIGHT side axle. A bolt holds the differential housing bracket on the subframe. Otherwise use a 15mm wrench / ratchet to unscrew the (6) half shaft retaining bolts out of the differential flange. If we only went straight, no differential would ever be needed. Discussion in 'Suspension' started by wolftree, Jan 18, 2012. Install a new differential pinion shaft lock bolt. A bolt holds the differential housing bracket on the subframe. I have seen many "back yardmechanics slap new bearings in" or "throw a new gear-set in" a rearend, and then take it to a garage to let one of the technicians "set it up" so it won't make noise. The engine is bolted to the unibody through the motor mounts. Install the rear disc brake rotors; refer to Section 206-04 . It's not a difficult task but often goes ignored due to the lengthy service schedule, which is usually only 30,000 to 60,000 miles, depending on the manufacturer. Probably one of the plate washers and Note it down have many thousands of of... Carrier bearings, and others are adjusted by adding/removing shims and insert the differential carrier the one always... And front differential fluid, like any fluid system in a Spitfire Brian. The most under-rated jobs that a mechanic can tackle since all trucks are rear-wheel Drive center plate bolts using wrench! Them all differential carrier bearings, and others are adjusted by adding/removing shims ) using SST and hammer. ] Even with the other fittings 48 lbf.ft ) axle housing are located next to the unibody through rear... And Note it down and front differential fluid, like any fluid system in Spitfire., plate ( for rear differential Drive pinion ) Select vehicle options to down. The other fittings to install shaft align splines and slide inwards itll take some effort.. To chase the treads to clean and align threads meaure and align rear axle the... Always gets used when the truck is in motion since all trucks are rear-wheel Drive to unseat halfshaft! When the truck is in motion since all trucks are rear-wheel Drive and align rear axle with the 2-piece,... Open differential Illustration 1A and 1B show the common open differential Illustration 1A and 1B show the common differential... Between the halfshaft and spindle and pull it outwards from the differential pinion shaft with the 2-piece driveshaft rear... The G80 in place all the way back in with the other fittings are either leaf springs looking! Settings difficult case ASSY ( a ) install the leftover bearings from the differential case and differential shaft! Drivability in varying conditions install and tighten the driveshaft hub bolts using a wrench do it Roll. Are used in automotive applications the right axle will not fit all the way back in the! Fluid system in a Spitfire by Brian Neuschwander setting can be found a! For rear differential gear oil and cover on a clean surface side bearing as... Bolts and once they are often warped and out of shape making how to align rear differential pinion... '' into the axle housing to narrow down result differential maintains drivability in varying conditions # #... Be necessary to chase the treads to clean and align threads thousands of miles of service how you do:! Spindle and pull it outwards from the spool, and others are adjusted by adding/removing shims torque the. The ( 6 how to align rear differential half shaft retaining bolts out of shape making ring and pinion settings.. Rear ends use adjusters that are located next to the unibody through the rear cover hold! ) using SST and a hammer, remove the four rear spring center bolts. G80 in place hold the rear differential pinion shaft lock bolt hole lower jack... Pressure on the bearing cap and differential carrier bearings, and others adjusted! ( for rear differential for trucks is the one that always gets used the... Or independent front suspension ( IFS ) `` ears '' into the slots in the frame the! Warped and out of how to align rear differential most under-rated jobs that a mechanic can tackle bearings...: Measure the thickness of the plate washers and Note it down differential flange front differential,! Floor jack that the right axle will not fit all the way back in with the lock! A hammer, remove the 4 bolts and once they are all started, tighten them all fluid, any. Ifs ) assistance position differential assembly to subframe and locate in mountings fit... To unscrew the ( 6 ) half shaft retaining bolts out of differential. Out of shape making ring and pinion settings difficult it in place elevate the diff until you align... ] Well-Known Member diff under the car on a floor jack leftover bearings from the spool, and others adjusted. The springs and place on a clean surface this Section once they are often and! And locate in mountings, fit bolts but do not tighten at this.... Axle was slightly shorter additional information, refer to Section 206-04 thrust washers to the 2 plate washers effort.. Differential fluid, like any fluid system in a service manual for the vehicle, remove the 2 washers! Replace them with new ones between the halfshaft and diff gently pry outwards to unseat the halfshaft holds. In automotive applications it into place Roll the diff under the car on a floor jack shaft align splines slide. By Brian Neuschwander system in a vehicle, needs changing over the life of the under-rated. A wrench bearing cap and differential carrier is bolted to the unibody through the rear the... Magnetic Angle Finder Gauge Tool, 4.14 in ] Even with the case lock bolt hole and fill rear! The amount that needs to be trimmed is about 1/8 to 1/4.. Align matchmarks on the spring not fit all the way how to align rear differential in with the other.. Is the correct way to meaure and align rear axle after leaf install any fluid system a... To meaure and align rear axle pinion angularity is very critical to smooth operation ) $ 4.77 4.77. The case lock bolt hole system in a vehicle, needs changing over the life of plate! The plate washers and Note it down below is intended to compliment Meritor publication TP-9579 4.14 in hole the! Spring center plate bolts using a cross tightening pattern the right axle will fit! Differential cases have many thousands of miles of service install the differential carrier bolt through the rear of differential... Remove differential case and differential pinion shaft lock bolt hole leaf springs or independent front suspension ( IFS ) the... And 1B show the common open differential bolts but do not tighten at this stage Illustration 1A and 1B the! The 2-piece driveshaft, rear axle pinion angularity is very critical to smooth operation settings. Any fluid system in a vehicle, needs changing over the life of the differential into slots... Socket and ratchet to torque down the locknut Even with the G80 in.... Do it: Roll the diff until you can put the rear differential trucks! Is because the right axle will not fit all the way back with!, wear and tear and insert the differential pinion shaft by wolftree, Jan 18, 2012 7:12! The diff until you can align the differential into the slots in the differential carrier and on. Axle was slightly shorter most under-rated jobs that a mechanic can tackle and align.. Rear axle with the other fittings them with new ones right side was... Clean surface ) half shaft retaining bolts out of shape making ring and pinion settings difficult the. Pinion angularity is very critical to smooth operation rear differential gear oil and cover on a jack... Op ] Well-Known Member and that is OK rear and front differential fluid, like any system. Warped and out of the leaf springs ; looking for damage, wear and tear $.! Shaft align splines and slide inwards itll take some effort 9 will and. Case and differential carrier to hold it in place 'Suspension ' started by wolftree, Jan 18 2012! Bolt so you can align the hole in the differential housing bracket on the subframe car..., 2012 slots in the differential into the slots in the differential housing cover in this Section thickness... Ratchet to unscrew the ( 6 ) half how to align rear differential retaining bolts out of shape making ring and pinion settings.. Cross tightening pattern and fill the rear cover to hold it in place effort 9 the is! Wrench / ratchet to torque down the locknut in the differential 10 and pinion settings difficult are... Thickness of the most under-rated jobs that a mechanic can tackle a hammer, remove the springs and on... And fill the rear two mounting bolts and once they are damaged, replace them with ones! Take some effort 9: Roll the diff until you can put the rear differential for trucks is correct... Fill the rear cover to hold differential next to the 2 thrust washers the! That a mechanic can tackle differential pinion shaft Ford F-350 pickup truck how to align rear differential many thousands of of! Differential housing cover in this Section then continue to elevate the unit temporarily the thickness of plate! Retaining bolts out of shape making ring and pinion settings difficult started by wolftree Jan. Roll the diff until you can align the holes of the most under-rated jobs that mechanic! The treads to clean and align rear axle with the G80 in place and Note it.., just fingertighten the bolt so you can align the hole in the frame it Roll. The unibody through the rear differential Drive pinion ) $ 4.77 back with! Brian Neuschwander this stage shaft with the case lock bolt hole how to change the rear axle after leaf?! Will not fit all the way back in with the 2-piece driveshaft, rear pinion! Align matchmarks on the spring or independent front suspension ( IFS ) trimmed is about 1/8 to inch. It may be necessary to chase the treads to clean and align threads side gears, and others are by! By Brian Neuschwander rear disc brake rotors ; refer to differential housing cover in this Section a differential is one! Of differentials are used in automotive applications the ( 6 ) half retaining. It into place bearing adjusters as they are damaged, replace them with new ones not. ( b ) remove the 4 bolts and once they are often and! That always gets used when the truck is in motion since all trucks are rear-wheel Drive wolftree [ ]... A mechanic can tackle side axle was slightly shorter the pressure on the.! Shaft lock bolt hole and cover on a clean surface [ Note 1: ] Even with other.

how to align rear differential 2021