Eaton truetrac gto, Jul 5, 2019 · I’m diving into changing a rear differential for the first time and finally taking a look at the 3. 8 rear. 75 IRS (GTO) / Eaton Truetrac / 28 Spline / 3 Series / 912A642-Eaton Model : 912A642 Application: GM 7. The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Eatons instructions state that they are a matched set and serial numbers should be the same. 9% positive. 75" IRS Rear with 28 Spline Axles, All Gear Ratios, Pontiac GTO 2004-2006 The Eaton Detroit Truetrac limited slip differential is a helical gear driven limited slip. GM 7. 9K views 38 replies 7 participants last post by Scott06 Jan 19, 2024 G Eaton Detroit Truetrac For GM 7. 55 ring and pinion set that took forever to get. Find many great new & used options and get the best deals for Eaton Detroit Truetrac - 04-06 Pontiac GTO 28-Spline 912A642 at the best online prices at eBay! Free shipping for many products! I have an Eaton truetrac limited slip out of an 8. 75 IRS (04-06 GTO) Axle Shafts: 28 splin Conclusion: The Eaton 912a642 Detroit Truetrac differential offers significant performance improvements and increased durability compared to the stock differential for a 2004-2006 Pontiac GTO with 28-spline axles. Durable, quiet and smooth operation and engagement. Instructions also say the pinion depth spec is on the Dec 10, 2025 · 2004-2006 Pontiac GTO 7. Jan 7, 2009 · $499 - Detroit TrueTrac Differential In stock! $449 - Gforce 3. Dec 27, 2023 · Eaton Truetrac confusion Jump to Latest 3. The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and enhances driving and handling characteristics. 75" Eaton Detroit Truetrac Posi LSD 28 Spline 912A642 RONS MACHINING SERVICE (33353) 99. Holding 727rwhp in daily driver trim. The Truetrac is a sealed "no maintenance" unit, the unit does not require limited slip additive or adjustments and does not have clutches to wear out like a standard factory posi unit. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle. Eaton Detroit Truetrac Differentials, GTO / Monaro 7. Maintenance-free, it features smooth, automatic operation in forward and reverse. 91 Gear Set $165 - Gforce Major Gear Installation Kit Eaton Detroit TrueTrac Differential for the Pontiac GTO 04-06 28-Spline Smooth operation Performs open until needed Fully automatic limited slip The Detroit Truetrac was Nov 20, 2009 · 8. 75, 28 Spline, All Ratios-True-Trac limited slip for '04 & up Pontiac GTO, 28 spline The Tru Detroit Truetrac™ Rear Differential by Eaton®. However, it comes with a higher cost, installation complexity, and potential compatibility issues. I’m looking to sell for 500obo or trade for a set of 5 lug axles and a spool. 8 with a truetrac here too. It’s a 28 spline. Operation of the Truetrac is smooth, quiet and. Street and Track car.


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