This tool is very universal and should fit in most rear end housings. 9" ring and pinion swap | Ford Muscle Cars Tech Forum Rotate pinion gear closest to lock screw so one tooth is pointing downward (perpendicular to ring gear flange). How to Set up Your Rear Gear Correctly - RacingJunk News Indicator (distance amplifying instrument) - Wikipedia If you move the pinion by moving the ring gear, you're not measuring backlash. 41/10 = 4.10. Can you reuse ring and pinion gears? This easy-to-use dial indicator gives you a quick and accurate measurement in seconds. Setting ring gear backlash with dial indicator - YouTube However, if you work carefully, it does do the job. Increase your lifted Jeep's performance and take your rock crawling experience to a whole, new level with Rough Country's Ring & Pinion Combo kits. Diff set up is a bit of an art form. 5) Make sure the Indicator shaft end is seated on the target plate and note the reading on the dial. - Turn pinion shaft 5 rotations in each direction to seat the tapered roller bearing. 910-82725 RING AND PINION SET UP TOOL TO BEST UNDERSTAND - READ THROUGH ALL DIRECTIONS BEFORE BEGINNING 9 INCH FORD VERSION - 1. Mount your dial indicator's magnetic base on one of the bearing caps and place the tip of the indicator against the convex surface of one of the ring gear teeth. If you made this tool using a normal dial indicator the reading would actually be negative 0.54. Rotate the gage shaft until the dial indicator rod does not touch the gage block. Re: Dana 44 pictorial build. Standard disclaimers apply. For questions on the or any other differential parts call 800-869. Text 731-503-8189. Once fully seated, install and tighten down the carrier pads. Move the dial indicator so it contacts the pinion head Measure the pinion depth from the carrier 1957-64bearing cap surface. The clamping dial indicator locks to almost any work surface to provide precise measurements. Tech B says the clearance between two mated gears can be measured with a dial indicator. if you are going to set it up from scratch with a depth gauge and pinion shim tool then you will need those and a set up shims and a dial indicator. Install dial indicator on ring gear flange, with indicator stem positioned on tooth of pinion gear closest to lock screw. Select a shim equal to the dial . See the specifications section. - Set dial indicator (3 mm measuring range) to 0 with 1mm preload. I adjusted it two adjuster holes at a time, about four times, for a total of eight adjuster ring holes. MISCELLANEOUS TOOLS Miller Tool Number C-193 C-524-A C-4053 DD-994 #TM-1000-F Description Torque Wrench If I'm not mistaken there is also a crush sleeve on the pinion gear that needs to be replaced if you remove the pinion gear. While holding the pinion stationary, move the ring gear back and forth and observe the dial indicator. Attach a dial indicator to the gear case in such a manor that the plunger is tangent to the rotation of the ring gear and the tip of the plunger contacts the outer edge of a ring gear tooth. They're also used to measure distances and to check flat surfaces like the engine's flywheel for runout. Probe indicators typically consist of a graduated dial and needle driven by a clockwork (thus the clock terminology) to record the minor increments, with a smaller embedded clock face and needle to record the number of needle rotations on the main dial. The clamping dial indicator locks to almost any work surface to provide precise measurements. Push and hold ring gear downward while holding the pinion gear. The magnetic base for the dial indicator should be set on the gasket surface with the plunger set on a ring gear tooth so that it travels in the same direction as the tooth when the gear is turned. Any will work with a 4.10 in the rear. You will need to set pinion depth and backlash. 3. Call 800-222-7023. Record the actual number on the dial indicator and not the number which represents how far the needle travels. The dial indicator should be against the back for this. If you have to remove the pinion gear and bearings, preload is 6-8 in-lb used . 3. 7. Compare your measurements to the manufacturer's specifications and adjust as needed. Turned the ring gear to get pattern. The one dana 30 that I did, did not have a crush sleeve so shimming of the pinion gear was the same procedure. Check the backlash by mounting a dial indicator to the housing with the plunger set perpendicular to the ring gear teeth. Dial indicator reading should be between 0.12 mm - 0.20 mm (0.005 in - 0.008 in). a non-hunting ring and pinion gear will have the same teeth on the pinion touch the same teeth on the ring gear each revolution. A. a only B. b only C. both a and b D. neither A nor B. Got out the dial indicator and measured it at 27 thousandths, max is 10 thousandths. True. All aluminum components are hard anodized for a lifetime of . Ring & Pinion Setup Tool Features Properly set pinion depth to prevent ring gear whining, premature wear, and failure. The backlash will generally change about 0.007" for each 0.010" that the carrier is moved. Our dial indicator and magnetic base kit is essential to proper setup of the ring and pinion back lash measurement, when setting up you differential. Rock the ring gear back and forth with your hand while monitoring the gauge needle. You need to start by setting up the 2" travel dial indicator into the fixture that is supplied with the tool. Mar 27, 2007. To decrease the backlash, move the carrier closer to the pinion center- After correct installation of the pinion gear, position the ring gear and check for backlash. Differential tools are necessary for anyone working with ring and pinion setups, whether it is an experienced professional or the DIY enthusiast. Oh, and since I didn't get any help in the newbie section about this question I'll tack it on here too. John Stevens has been a writer for various websites since 2008. Remove master plate and place setting gage in gear housing, making sure that the dial indicator extension is oriented towards the setting pad. Shop Shark. mounting a dial indicator to the hous-ing with the plunger set perpendicu-lar to the ring gear teeth. This isn't normally what you would do. Hold the pinion yoke and rotate the ring gear back and forth. I like to get my backlash between 0.008 and 0.012" Take the ring gear off the differential carrier and check the mounting surface of the carrier with a dial indicator. for each .010 in. They certainly haven't been abused, but you need to toss a dial indicator on the assembly and check back lash and pinion side play. The gear tooth pattern must be dead center on the ring gear with .006-.010-inch of backlash, using a dial indicator. Zero dial indicator face to pointer. With a dial indicator on the ring gear tooth rock the ring gear the amount of clearance it has. Insert housing side cover (without O-ring) and tighten nuts to specified torque. If it's all fresh you only need the ring and pinion, and whatever needs replacement during a new set-up. Grasp the ring gear and rock it back and forth without turning the pinion yoke. While hold-ing the pinion yoke steady, rotate the ring gear back and forth. These must be set to within +/- .001 inch. Inspect the carrier carefully for flatness where the ring gear bolts on. Write down the dimension that is stamped or etched on the end of the pinion. • If there is no dimension, contact the gear-set vendor or manufacturer. Turn the adjustment knob on the side of the dial indicator gauge until the gauge needle points to the "0" setting. If the runout is good then possibly you are not getting a good seating of the ring gear on the carrier. the carrier is moved. If possible, the pinion rotation should be locked before the indicator is positioned. . Then read this movement on the dial indicator. Rock the ring gear back and forth with your hand while monitoring the gauge needle. The ring gear will have written on its perimeter what the backlash should be for that particular ring and pinion set, and that's what you use the dial indicator for, to confirm backlash and runout (the runout is 0.002" max). When two dial indicators are installed on the same side of the ring gear, as shown in the left side of Figure 6, calculate the end jump according to line 4 of Table 1; when two dial indicators are installed on both sides of the ring gear, as shown in the right side of Figure 6, calculate the end jump according to line 5 of Table 1. Dialing It In. Differential Pinion Depth Setup Tool KitAccurately Measures Pinion Depth in 0.001 in. Need instructions for setting up differential see our detailed instructions. - Ring and pinion gear teeth for cracking, chipping, scoring, or excessive wear. Spin the carrier, and again check the highs and lows. (21) Push and hold differential case toward pinion. Prevent ring gear wear with our selection of pinion depth gauges and pinion depth setting tools. Just under it on the left is the plunger tool that transmits the measurement from ring gear dead center to pinion shaft end to the dial indicator. With the ring gear and the factory shim installed I mocked up the setup tool. Attach the magnetic base somewhere so the dial indicator can sit on a ring gear tooth. Place setting pad VW 385/17 on the pinion face. Product Overview. (1) JEGS Dial Indicator. This is the nominal pinion setting. If you have some mechanical abilities, it can be done, but if you're going to get something out of a used vehicle, i would suggest changing the bearings before putting it in your truck. Subtracting .671 from 3.123 equaled 2.452, which was the exact number scribed on the pinion. A typical set of gears comes with a marking compound. 37/9 = 4.11. Check backlash of ring gear with a dial indi- cator at several points. IncrementsIncludes:(1) JEGS Dial Indicator(3) Indicator ExtensionsStorage CaseLaminated Instructions JEGS 81655 Differential Pinion Depth Setup Tool Kit Features:Properly set pinion depth to prevent ring gear whining, premature wear, and failureCalibration block machined from aluminum and flat-bottom drilled . JEGS Ring & Pinion Setup Tool Kit | Made in USA | Hard Anodized Aluminum Components | Includes Dial Indicator, Laminated Instructions, Storage Case, and 3 Indicator Extensions S & H: see site $99.99 Backlash will generally change about .007 in. 5. The run-out should be the measure of how much left and right the ring gear can move in the bearings. I just did my first rearend job.I run a 87 Gm 10 bolt with the 8.5 ring gear.You will need to have access to a press and you will need to have the bolt together clamp for removing the pinion bearing.You will also need a a length of pipe that will fit over the shaft of the pinion gear to press on the pinion bearing.The bushings to set the pinion depth go under this press on bearing.It took me 3 . Hold the pinion so it doesn't move and gently move the ring gear back and forth just enough to measure the backlash. Indicator needle movement will equal gear backlash. Zero dial indicator. You can compensate for that by measuring both the cap and the case part of the bore to find the true centerline. JEGS 81655 Differential Pinion Depth Setup Tool Kit Features: Properly set pinion depth to prevent ring gear whining, premature wear, and failure. The total movement is the backlash. 6 = Dial indicator. Tighten dial indicator face lock screw. a a Runout limit: 0.05 mm (0.0020 in) Tooth contact The distance indicated on the gauge is the gear backlash. 45/11 = 4.09. 5. Checking for bad backlash helps to determine the amount of air gap present when the movement of mating gear teeth is reversed or when contact between the teeth is reestablished. All the special tools needed to install your ring and pinion: a dial indicator with stand, yoke lock/carrier bearing nut wrench. Note: you will need pinion seal, crush sleeve, fluid and friction modifier. Mount a magnetic-base dial indicator on the axle housing in such a way that the indicator plunger will be moving in a line that is tangent to rotation of the ring gear. This compound is used to show what the pattern actually is on the ring gear while adjusting the backlash. 99 2. Carrier #2 was in spec, while carrier #1 was well out of spec. But it does happen. I figure its hard enough to set up gears, I don't want a dial indicator that reads .06 backlash when its actually .10. Push and hold ring gear upward while holding the pinion gear. Accurately measure equipment alignment and calibration with this dial indicator $ 16 99. This will provide you with a backlash reading which should - Turn transmission 180 , so transmission cover faces upward. With the carrier assembly installed, attach your dial indicator with the plunger at a 90-degree angle from the face of the ring gear teeth. 46). Check backlash in 3 or 4 places a Ring gear to drive pinion backlash. This is a job for a professional unless you . Always install and tighten the right side first. Resolution accuracy is .001 Calibration block machined from aluminum and flat-bottom drilled for pinpoint accuracy. If you feel the need to check ring gear backlash, stick the magnetic base on the housing and the dial indicator perpendicular to the face of a ring gear tooth. Hold the pinion steady and rotate the ring gear either direction until it stops (it won't take much). So, you may need pinion housing shims to set correct pinion depth. To measure ring and pinion backlash, position a dial indicator stem on one of the ring gear teeth. 7. Highflyer. on the dial indicator and calibrate it to zero. (24) Record dial indicator reading. SPDSl3 Ring gear-to-drive pinion backlash: 0.13 - 0.18 mm (0.0051 - 0.0071 in) xtion Ring gear runout Check runout of ring gear with a dial indi- cator. JEGS Ring & Pinion Setup Tool Kit | Made in USA | Hard Anodized Aluminum Components | Includes Dial Indicator, Laminated Instructions, Storage Case, and 3 Indicator Extensions 4.2 out of 5 stars 62 $99.99 $ 99 . It's not as common to have these bearings go bad. Measuring Ring Gear Runout 1. . We carry Ratech, Motive Gear, Proform Parts, Powerhouse Products, and others—all designed and manufactured to offer precise measurements. This easy-to-use dial indicator gives you a quick and accurate measurement in seconds. Jul 27, 2013. I counted pinion rotations and got 3.73 for my ratio but my gear tooth count (41-13) gives me a 3.15 ratio. To do the job right you need a case spreader, pinion depth gage, dial indicator, inch pound beam or dial reading torque wrench, a fish scale and have the diff out of the car. Lash (or backlash) should be the amount the ring can rotate withouth the pinion moving. (20) Position the dial indicator plunger on a flat surface between the ring gear bolt heads (Fig. 8. Be sure to retract the indicator plunger shaft just enough to clear the Target Plate to prevent bending the indicator. who is correct? Measure and record the backlash in three places equally spaced around the ring gear. Insert a screwdriver firmly between side gear and pinion shaft. The 360 degree adjustable bezel with revolution counter hand is marked with micro-fine . Only show this user. It seems that if you were to position it on different spots on the tooth of the gear you could get a different backlash reading. Contact pattern test showed the ring and too close to the pinion. Note: This is a digital dial indicator that lets us control the sign of the reading. You'll need a press for that. Example: Indicator reads 0.54mm, pinion depth is 66.54mm. Ring Gear and Drive Pinion Assembly Inner Pinion Bearing Cone Inner Pinion Bearing Cup Pinion Position Shims Pinion Bearing Preload Shims . 2) In using a dial indicator to check the backlash, where on the tooth do you position the tip of the the dial indicator? In this image, the pinion depth is too deep (too far into the housing) and needs more shims. Of the Axle housing far into the housing with the tool end of pinion... Work carefully, it does do the job monitoring the gauge needle enough clear... Pinion gears this would be the loose Easy to Swap adjustable bezel with revolution counter hand marked! 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