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Testing 327 with the 4.88 gears before I put the 3.08 rear back in to drive some place. The 4.88 are fun but 40 mph is too slow. Plan to put some 3.55 or 3.7...Add armor, gear, heavier this and that.. I've got almost an extra 1,000lbs on my JKU. Lower gears help significantly. JCDriller was right on the mark that those calculators and sheets don't take weight into the equation. Hell, I was doing 60mph uphill in 4th @ 4500rpm or so because I had a 40 mph headwind going uphill.Have you ever been on a hike and come across someone wearing the most perfect North Face gear and thought to yourself, “I wish I knew how to shop for the North Face like that perso...

Jerry Bransford. 76962 posts · Joined 2003. #11 · May 30, 2008. 39 is incorrect for 4.88 gears and 33" tires, that's the gear tooth count that is accurate for 35" tires and 4.88 gearing. I'm running a 39 tooth gear, 35" tires, and 4.88 gearing and my speedometer is dead-nuts on and veriffied with my GPS. A 41 tooth gear is what you want.774 posts · Joined 2008. #6 · Oct 3, 2010. Your ok to go with 4.88's with your current carrier, the break for needing a new carrieer is at 3.55, 3.54 and down would need a new carrier like I had to buy when I went from 3.07's to 4.88's. So your in the clear.Yukon Gear & Axle Ring and Pinion Sets YG D60R-488R-T Ring and Pinion Gears, 4.88:1, 29-spline, Reverse Rotation, Dana 60, Thick Gear, 4.11:1 and Down Carrier, Set Part Number: YGA-24068Add 35” tires especially E-Rated and you reduce that even more. Rehearing doesn’t really aid in your fuel mileage but more so with your torque. 4.88’s May work just fine for you. But in my opinion if you’re spending the money and planning to run 35s then you may as well go 5.29 since it’s similarly priced. 0.

33x10.50 MTs, 2.7 5sp, 4.88s for about 2yrs now...had 4.56s before that and 4.30s (stock) before that. If you cruse on the hwy at 80 the 4.88s will suck for mileage. keep it under 70 and I get 19 on average...better with a load and the tires aired up. 70mph @3000rpm according to gps. tire PSI makes a huge difference.I really think 4.88 gears would be the same way. There is only about a 150 RPM difference between 4.56 and 4.88 gears at 75 mph on the highway. A 150 RPM difference isn't even enough to notice, and certainly wouldn't be the difference between being "ok" and being over geared. 2023 Gladiator Mojave: Mopar lift, 35s.The only three OEM upgrades, factory Warn winch, 4.88 gears and the big item, plastic door sill covers. Current build time is 12-15 weeks but we're hoping that since not many are opting for the 4.88 gear upgrade, those axles will not have an inventory issue and speed up the build time. Sponsored . PotterJLUR Member. Joined ….

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This is our first Jeep Wrangler and we ordered with factory 4:88 gears in anticipation of lifting and putting bigger tires on. I test drove a rubicon 6speed with 4:10 gears before we ordered just to make sure I liked the feel.A lot of people don't seem to understand that gearing varies by engine and transmission. I had a 2010 auto. I had it re-geared with 4.56 and it was not enough for 33's. 4.56 was about right for the stock tires. For 33's and a 3.8 auto I would definitely recommend 4.88 gears. Jester1492, Jab1719 and Pressurized.8 posts · Joined 2018. #1 · Oct 18, 2018. New member and recently purchased a Ram 5500 with 4.88 gears and the max tow package. Towing approx 20,000 pound gooseneck through mountains of NC and TN she drops from 55-60mph to about 25-30 and seems to have nothing left when trying to pull. She'll also drop about 10 mph on the interstate towing ...

2. Then regearing from 4.1 gears to 4.56 gears decreases the gearing by 11.2%, which would be within 1% (1.112/1.122) of stock. 3. But regearing from 4.1 to 4.88 decreases the gearing by 19.0%, which, when increasing the tire size to 37s, would decrease the overall gearing by about 6% (1.19/1.122) from the stock overall gearing.The F350 has 3.73 gears with 20 inch tires on it. At 2000 rpm the F450 with 4.88 gears and 19.5 inch tires is going 55 mph. The F350 at 2000 rpm is going 75 mph. No wonder the F450 only gets about 13 mpg running empty on highway.If it were me personally i would go with the 4.30s for the following reasons. 1. Better Gas mileage. 2. the 4.30 pinion is bigger stronger (thats why the 4.88 has reduced power) 3. More Powerful motor tune. 4. Better Gas mileage. The only reason I would go with 4.88's is if I was planning on a big lift/Tires.

harbor freight tools mt dora fl The shop that did mine recommended gear oil changes every 10k miles on anything above 4.56 because the higher pinion speed generates more heat and breaks down the oil faster. So with the 4.56s you'd be borderline on some increased maintenance needs. Not a major issue, but just another factor to consider. weather underground north creek nyirontite radiator flush Better performance gearing for offroad is 4.88. That said, a Jeep on 35s is fully capable of 80mph with 4.88. And if gas mileage matters that much, a Wrangler is the wrong vehicle for your purposes altogether. The 3.6 is happiest in that 2700-3000 rpm range when you need power.Jan 28, 2013. Member: #96315. Messages: 6,862. Hey guys, making this thread primarily because of a lack of available information regarding 4.88 gears for the 3rd gens. Hopefully all the have done it can also chime in to share their experience/stories so that those who are looking to make this upgrade can get some good information from those of ... migration.movie showtimes near movie tavern juban crossing The gearing used in today's Dana 44™ axles has a 226 mm ring gear size and has a torque capacity of 8200Nm. The new generation Dana 44™ AdvanTEK ® gearing has a smaller 220mm ring gear size but has the same torque capacity of 8200Nm. These high-performance axles are a prime example of Dana's efforts to address: Efficiency. Power density.Aug 11, 2010 · Jerry Bransford. 50681 posts · Joined 2005. #10 · Aug 11, 2010. Again, 4.56 is appropriate for your particular Jeep and 33" tires, definitely don't go 4.88 since you also drive your Jeep on the road. I would only install 4.88 if 35" tires are on your radar for the near future. Your 5-speed transmission is the AX-15. petfinder columbus gapixie cut platinumflex tape at lowes Currently running 3.73 gears with the Dana 30 (front) and Dana 44 (rear), which my understanding is that 4.88 gears is the best I can do. Reading through several of the threads a few years back many of the Jeep forum members suggested running 4.88 gears with an automatic, which I thought good deal let me go this route.Location: Media PA. Posts: 11,476. Likes: 759. Received 917 Likes on 618 Posts. For better towing and all around general performance, especially in the mountains the V-10 is very happy with an effective ratio between 4.30 and 4.56. So with 35"-ish tires a 4.88 gear will give you a 4.30-ish effective ratio. car accidents in louisville ky today If you put higher gear ratios (typically 4.88 or 5.13 in JKs) and you have small tires your engine will be running at high RPMs on the highway. Wrangler847 Well-Known Member. Joined Dec 15, 2017 Threads 63 Messages 424 Reaction score 252 Location NY Vehicle(s) wrangler Mar 3, 2018 #5 how much does it cost to re gear to 4.10 . missouri dept of transportation road conditionskesimpta commercial actresscontinental currency services near me Combos for 4.88s we've seen are: '92-'95 4Runner, IFS, V6, 31" tires, auto transmission, tow package. '92-'95 pickup, IFS, V6, 31" tires, auto transmission, tow package. The vehicle will also usually have: door tag code of G144. white pinion paint code - the end of the pinion (driveshaft removed) will have paint on it.