LT1-LT4 Modifications 1993-97 Gen II Small Block V8

GM 4.11 gears are they tough for a daily driver

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Old 11-17-2010, 03:28 AM
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Default GM 4.11 gears are they tough for a daily driver

Would GM 4.11 gears on a 10bolt be ok for daily driving.its a bolt on 95 Z28 M6 street tires.
Ill be buying the gears from jaws along with the master kit assembly

The only reason is BC my car was hit by a drunk driver I had to swap my rear end. To a 97 and its posi also but has 3.23s I believe .feels really weak compared to my 3.42s at take off
Old 11-17-2010, 07:20 AM
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I daily drove with 4.10s for awhile, it was fun! I was kinda bummed, in my case the pinion nut came loose and even though I had the gears mikronited I managed to chip a tooth on the pinion. Well I'm sure if I hadn't had that done it would have chipped more than one.
Old 11-17-2010, 07:22 AM
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I think it depeds on what speed you ride daily, because i got a 3.9 and do 60mph in 5th gear @ around 2000 rpm, that mean if you have a 4.11 and you thinking about fuel economy i think you are going to be running in 5th of even 6. just use an online calculator to see at what rpm you will be cruising (depending in what gear). Mayne some one with a 4.11 can give you more info.
Old 11-17-2010, 07:31 AM
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4.10's are fine but you can expect the MPG's to take a hit. Avoid high RPM clutch dumps and sticky rubba and they will normally last.
Old 11-17-2010, 08:42 AM
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i daily drove mine 50 miles aday with 4:10 and loved it. set the cruise at 105 all the way to work
Old 11-17-2010, 08:55 AM
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They make 1st gear useless but all the other gears fun
Old 11-17-2010, 09:04 AM
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Originally Posted by wrd1972
4.10's are fine but you can expect the MPG's to take a hit. Avoid high RPM clutch dumps and sticky rubba and they will normally last.
Exactly. 4.10's FTW. I will never drive my M6 with anything less then the 4.10's. Makes driving a M6 a lot more fun
Old 11-17-2010, 09:20 AM
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Originally Posted by Z28Roxy
They make 1st gear useless but all the other gears fun
Yeah this is true but it really depends on power levels. When I was around 300 RWHP and with 4.10s, I could ease it out in 1st and the tires would not really bust loose.

Now I have near 400RWHP and if I ease out in 1st and nail it, the tires easily bust loose and then you have to modulate the gas. Because of this, I am considering going back to 3.90's.

Tires and how much traction they have makes a difference too.
Old 11-17-2010, 09:35 AM
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Originally Posted by wrd1972
Yeah this is true but it really depends on power levels. When I was around 300 RWHP and with 4.10s, I could ease it out in 1st and the tires would not really bust loose.

Now I have near 400RWHP and if I ease out in 1st and nail it, the tires easily bust loose and then you have to modulate the gas. Because of this, I am considering going back to 3.90's.

Tires and how much traction they have makes a difference too.
The difference between 3.90's and 4.10's is so small it wouldn't make a difference in your car "busting" loose in first gear. Going to a 3.90 from a 4.10 would be a waste of time and money.
Old 11-17-2010, 10:57 AM
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Well I only considered 4.11 BC I didn't see the 4.10s. . Ill have a look again. I'm just so sick and tired of the 3.23s I feel like I lost a lot of torque compared to the 3.42s for some reason.

I read similar threads like mine how you guys suggest doing a rear end swap but holy cow 12bolts are expensive.
Old 11-17-2010, 10:59 AM
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I actually had 3.90's when i got my 9 inch and the wheel spin in 1st was noticably less but still a problem. I burned of those gears and put 4.10's in to get a harder launch on stickies. On the street, the 3.90's were better for my setup.

I would love to know how 3.73's would do.
Old 11-17-2010, 12:11 PM
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I have 3.73's and I feel they are the best gears for a dd car.
You still have a useable 1st gear, and I was getting 29 mpg on the highway, that is before my gas gauge broke and now I can only gestimate. Plus I bet that you would maybe go 1 tenth to maybe 2 tenths a second faster going from 3.73 to 4.10. So the benefits of having 3.73's outweigh the drawbacks of 4.10's to me at least.

hth

andy schuck
Old 11-17-2010, 12:45 PM
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GM brand gears. 3.73 gears in a M6 is retarded.

A4: 3.73
M6: 3.90 or 4.10.
Old 11-17-2010, 07:33 PM
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Originally Posted by draggin97s10
i daily drove mine 50 miles aday with 4:10 and loved it. set the cruise at 105 all the way to work
Where you commuting on the autobahn every day? 105...really? Lol

I daily drove when I had 4:10s in the old 10 bolt and it was great most of the year. I had a second vehicle for bad weather/winter though. Driving an m6 w/4:10s in a PA winter makes for some serious white knuckle driving, lol
Old 11-17-2010, 07:39 PM
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Originally Posted by GREGG 97Z
Where you commuting on the autobahn every day? 105...really? Lol
Canadian + kph I'm guessing.
Old 11-17-2010, 07:43 PM
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Originally Posted by GREGG 97Z
Where you commuting on the autobahn every day? 105...really? Lol
lmfao
Old 11-18-2010, 01:36 AM
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What's the average rpms in 6th for 3.73's and 4.10's?
Old 11-18-2010, 03:37 AM
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Originally Posted by ROWDYZ28
The difference between 3.90's and 4.10's is so small it wouldn't make a difference in your car "busting" loose in first gear. Going to a 3.90 from a 4.10 would be a waste of time and money.
Wrong
Old 11-18-2010, 04:45 AM
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So do you guys think it will last awhile I don't plan on running DR or slicks.
Old 11-18-2010, 07:36 AM
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Originally Posted by alexcoreas
So do you guys think it will last awhile I don't plan on running DR or slicks.
Yes

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