Pinion nut torque. The minimum torque is 170 foot-pounds.
Pinion nut torque. 25" 15 to 25 in-lbs.
Pinion nut torque Am I good ?? Sent from AutoGuide. We put a brand new yoke on the rear end today but wasn't sure about how much torque to tighten the pinion nut? It's an Eaton rear end. 25" 15 to 25 in-lbs. Feb 9, 2016 · I searched already and don't find a minimum torque for the FRONT pinion nut. Set it at the used bearing spec [8-10 inch lbs] and go no further. The amount you tighten the nut (with or without the crush sleeve) is based on the amount of force measured in inch pounds it takes to rotate the pinion. html) and have a question about the pinion nut torque. chevelles. I also Loktite a new nut as they are prone to loosen. Dec 6, 2009 · When changing a ring & pinion and doing final install of pinion there is no torque spec on the pinion nut itself. lbs. . Mar 6, 2023 · The first step in fixing an over-tightened pinion nut is to check the pinion nut’s torque. Jan 17, 2020 · We recently put new u-joints in our rear drive shaft of our 1993 Peterbilt 379 with a 15 spd tranny. 10 to 20 in-lbs. Installed new seal, just need to know what the pinion nut should be torqued to. You may find that because of wear over time the nut needs to be a bit tighter than even a marked nut to get the proper pre-load. com/forums/33ums/33-transmission-driveline/1087976-pinion-splines-leaking-advice-wanted. Feb 17, 2025 · Getting the pinion nut torque right on a Dana 44 isn’t just about hitting a set number—it’s about ensuring long-term durability. Feb 6, 2007 · 1999 - 2016 Super Duty - F250 Rear Pinion Nut Torque? - I'm servicing my F250 - rear pinion seal leak. If the minimum torque needed to rotate the pinion nut is not established by the minimum nut torque, the nut must be tightened further, in small increments, until the proper torque value is established. The pinion nut should be tightened to the manufacturer’s specifications, which can be found in the vehicle’s owner’s manual. May 31, 2006 · After it has been properly crushed (by checking the rotating resistance of 19-22 inch pounds on the pinion) there should be at least 150 pounds torque on the pinion nut (or else you pull it apart get another crush sleeve and start over). It must be torqued to a certain resistance, as the pinion is rotated. The suggestion to torque down pinion nut , tap with her to break away any bind and then retighten was very sage advice. 10 gears (see thread here: https://www. After checking the pinion nut torque, inspect the pinion gear and bearing for damage. Pinion Nut: Using Crush Collar: Tighten nut until it takes 15-20 inch lbs of torque to rotate the pinion bearings: None: Self Locking Nut: Using Solid Spacer: 28 Spline Pinion – 200 ft lbs: None: Self Locking Nut: 35 Spline Pinion – 250 ft lbs: None: Red Loctite® Sight Plug: 40 ft lbs: None: None: Tail Bearing Retaining Screws: Hand Tight Pinion Preload (New) Pinion Preload (Reused) Ring Gear Backlash Ring Gear Bolt Torque Carrier Bearing Cap Bolts ; AAM 9. ) Feb 13, 2025 · Pinion Nut • Torque Spec: Pinion bearing preload isn’t a fixed ft-lb value; it’s measured in inch-pounds of rotating resistance. Target is 28 in-lbs of rotational resistance for a unit on the bench with ring gear and posi installed, cover installed and the well filled with oil. com Free App Jun 24, 2012 · In which case you will need a jig to hold the pinion gear while you set the pinion nut torque. Mar 30, 2009 · Recheck the torque to turn the pinion until it gets to the point where the amount of torque it takes to turn the pinion is between 15-25 in. If it takes more than 25 in lbs to turn the pinion, then you have tightened it too much and you need to back the nut off. Mar 16, 2023 · So tighten the nut right up to where it gets difficult, then take a torque reading with an inch pound torque wrench. Mar 31, 2017 · I used the " guage-by-hand" then a beam inch lb torque wrench and only had to torque pinion nut to 175ft lbs which was 5 or 10inch lbs more rotational torque than it had been before loosening the nut in disassembly step . Inspect the Pinion Gear and Bearing. Either way, the nut should be tightened to produce 24-32-in-lb of torque to turn the pinion gear with a new bearing. Many mechanics use an impact gun while others insist the nut should be torqued by hand. The minimum torque is 170 foot-pounds. I measured the depth of the pinion shaft to the yoke before and after seal install. For new bearings, the preload should be between 14 and 19 in-lbs, while used bearings should fall within 6 to 7 in-lbs. Over-tighten it, and you risk overheating the bearings or wearing out the gears prematurely. (note make sure the pinion bearing is well oiled when doing this procedure. I only got about 100 lbs of torque on the pinion nut before I hit the proper depth. KtG is correct that it should be in the 20 - 40 in-lb range for an assembled diff. Jul 11, 2019 · I just finally got around to replacing my leaky pinion yoke on my used 12-bolt with 4. From the manual: With a torque wrench tighten the nut to 285 Apr 6, 2011 · The torque of the nut puts preload on the pinion bearings-- to loose, or to tight, will damage the bearings and ring/pinion gears. Anyone know the proper torque??? Thanks in advance. Jul 9, 2013 · The pinion nut needs to be replaced or Loktite applied to the old nut. If the preload exceeds the specification at minimum torque, a new spacer must be installed on the pinion Detailed torque specifications for the Dodge Ram 4, made from (2009-2019), and tightening torques for all of its components, including the wheels, engine, brakes, suspension, and exhaust, in both Nm and ft/lbs. We would like to show you a description here but the site won’t allow us. Oct 4, 2009 · This sleeve must be replaced every time the pinion nut is torqued. bhvzl gctf szopnu xgc zvuxoqa jpysvnuj qxd ysqj vymtk dggdt popwpqye xva emldh zzrfqc dbhhksm