More leg room please
Thread Starter
Senior Member

Joined: Dec 2009
Posts: 702
Likes: 4
From: Texas
Car: 1989 IROC LSX
Engine: Swapped LS6 Forged by LME
Transmission: 4L65E
Axle/Gears: 3.73
More leg room please
What is the best way to get more leg room?
1989 IROC Power seat.
New holes in floor, New holes in seat track or seat frame??
I'm 6.2 And don't like laying down while driving, Just need the seat to go back further.
1989 IROC Power seat.
New holes in floor, New holes in seat track or seat frame??
I'm 6.2 And don't like laying down while driving, Just need the seat to go back further.
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Joined: Jul 1999
Posts: 12,212
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From: Bertram (outside Austin), TX
Car: 87 GTA
Engine: L98
Transmission: 700R4
Axle/Gears: Dana M78 3.27 posi
Re: More leg room please
I'm 6' 5", 36" inseam (only us tall guys can understand how the extra inseam length effects our legroom situation). Putting in 4th gen seats really helped & I haven't wanted them further back now.
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Joined: Jan 2009
Posts: 4,009
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From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
I'm 6'8" (really) and think the leg room isn't too bad considering it's a sports car, but it is interesting to hear that the 4th gen seats might make things better
Thread Starter
Senior Member

Joined: Dec 2009
Posts: 702
Likes: 4
From: Texas
Car: 1989 IROC LSX
Engine: Swapped LS6 Forged by LME
Transmission: 4L65E
Axle/Gears: 3.73
Banned
iTrader: (12)
Joined: Jul 1999
Posts: 12,212
Likes: 13
From: Bertram (outside Austin), TX
Car: 87 GTA
Engine: L98
Transmission: 700R4
Axle/Gears: Dana M78 3.27 posi
Re: More leg room please
4th gen seats & 4th gen seat tracks. Pulled them out of a 4th gen & boltetd them in my 3rd gen. 100% direct bolt-in.
If you try to put in 4th gen power seats, you'll hafta adapt the wiring to each other. I use manual seats. Nobody but me driving anyways. Slide them all the way back one time & I'm done.
If you try to put in 4th gen power seats, you'll hafta adapt the wiring to each other. I use manual seats. Nobody but me driving anyways. Slide them all the way back one time & I'm done.
Supreme Member
iTrader: (3)
Joined: Jan 2009
Posts: 4,009
Likes: 6
From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
you'll have to let me sit in your car in June so I can feel the difference
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iTrader: (4)
Joined: Nov 2003
Posts: 1,049
Likes: 1
From: Oklahoma City
Car: 1991 Firebird
Engine: 3.1L +bolt ons
Transmission: 700R4
Axle/Gears: Moser forged, 3.73, SLP posi
Re: More leg room please
Same inseam, same seats & tracks, so I'll second this. I have no desire for more leg room now.
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iTrader: (12)
Joined: Jul 1999
Posts: 12,212
Likes: 13
From: Bertram (outside Austin), TX
Car: 87 GTA
Engine: L98
Transmission: 700R4
Axle/Gears: Dana M78 3.27 posi
Re: More leg room please
The 4th gen seats do sit lower, which helps with headroom too. Now that my GTA is lowered, it is like "falling" into my car!
But I still love it & wouldn't change a thing. Supreme Member
iTrader: (3)
Joined: Jan 2009
Posts: 4,009
Likes: 6
From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
Joined: Aug 2006
Posts: 12,803
Likes: 103
From: Central NJ
Car: 86 Trans Am
Engine: 408 stroker sbc
Transmission: TKO600
Axle/Gears: Moser full floater m9, 3:70 trutrac
Re: More leg room please
here is a conundrum for you guys. im 6'6", 36 inseam. I didnt have a lot of legroom in my 86, i made brackets to bolt to the bottom of the stock seat tracks and to the floor to move the seat back about 2.5-3". Gave me lots of room. Was the same with the stock seats and now with the 91 gta power seats i have in it now.
Then i bought my 92, it has stock seats, stock location and i have the same amount of legroom as i do now in my 86 with the relocation brackets, even though the 92 does not have them. whats the deal? did the floor mounts or the seat tracks change over the years?
Then i bought my 92, it has stock seats, stock location and i have the same amount of legroom as i do now in my 86 with the relocation brackets, even though the 92 does not have them. whats the deal? did the floor mounts or the seat tracks change over the years?
Member
Joined: Jan 2004
Posts: 422
Likes: 0
From: silverton/salem, oregon
Car: 87 Trans am
Engine: 350 TPI
Transmission: built 700R4
Axle/Gears: BW 9 bolt posi w/ disc
Re: More leg room please
im 6'5 and after the change to 4th gen seats, all the leg room problems were solved.
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iTrader: (3)
Joined: Jan 2009
Posts: 4,009
Likes: 6
From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
there's a guy in mansfield that parts out 4th gens, but he never seems to have anything that doesn't already have holes in it.
I'll find something eventually, I check craigslist about 90 times a day
I'll find something eventually, I check craigslist about 90 times a day
Junior Member
Joined: Apr 2009
Posts: 1
Likes: 0
From: Beech Island, SC
Car: 1985 TA, 2000 TA
Engine: 305FI, LS1
Transmission: 700R4, T56
Axle/Gears: 3.23, 4.10
Re: More leg room please
I'm 6'5", and I know what you mean. In my 2000 the seats are great, but in the 85 it was uncomfortable. What I did was rather simple. I took some 3/16 flat stock, cut about 3-4" long. Drilled 2 holes in each. Removed my driver's seat, and bolted the strips in to the bottom mounting holes in the seat frame, then reinstalled the seat now using the stock to bolt to the floor. Results, it changes the seat angle slightly more upright and gave me just to right amount of travel in the seat.
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Joined: Dec 2008
Posts: 600
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From: Dallas, Tx
Car: 1991 camaro rs
Engine: 305 tbi
Transmission: t5
Axle/Gears: stock
Re: More leg room please
there was a full set of clotch 4thgen seat for 80 dollars a few weeks back
Supreme Member
iTrader: (3)
Joined: Jan 2009
Posts: 4,009
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From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
LOL, I offered him 60, and went to look at them. They weren't worth 60 when I got over there.
Thread Starter
Senior Member

Joined: Dec 2009
Posts: 702
Likes: 4
From: Texas
Car: 1989 IROC LSX
Engine: Swapped LS6 Forged by LME
Transmission: 4L65E
Axle/Gears: 3.73
Re: More leg room please
Anyone know if the seat track Part #s changed around early 90s???
Also, We are talking 4th gen seats including from 1993-2008 ??
Last edited by jazzdadss; Jan 30, 2010 at 09:32 AM. Reason: had another q.
Junior Member
Joined: Jan 2010
Posts: 1
Likes: 0
From: Denver, CO
Car: '84 Camaro Z28
Engine: 305 HO
Transmission: 700-R4
Re: More leg room please
Hey, im wondering what it might cost to get the 4th gen seats in my 3rd. im just more worried about headroom than anything else. anything i can do to my current seats to cet a bit more clearance?
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iTrader: (12)
Joined: Jul 1999
Posts: 12,212
Likes: 13
From: Bertram (outside Austin), TX
Car: 87 GTA
Engine: L98
Transmission: 700R4
Axle/Gears: Dana M78 3.27 posi
Re: More leg room please
The cost (to get 4th gen seats in) would depend on how much you can buy the seats for. Cheaper the seats, the cheaper the cost, since they are a 100% direct bolt-in. If you get power seats, you'll just hafta do a little wire splicing.
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iTrader: (3)
Joined: Jan 2009
Posts: 4,009
Likes: 6
From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
watch craigslist. I see sets all time here for 50-75$, but that's with a drivers side seat that mas a hole in it (it's so common you would swear they came from the factory that way)
For a really nice set, You can expect to pay at least $150
For a really nice set, You can expect to pay at least $150
Member
Joined: Apr 2008
Posts: 200
Likes: 0
From: Muncie, Indiana
Car: 1983 Camaro Sport Coupe
Engine: 2.8L, hopefully upgrading..
Transmission: BorgWarner T5, Made here in Muncie
Axle/Gears: stock
Re: More leg room please
Honestly i have had no problems with headroom nor legroom in my 83 sport coupe with stock manual seats. I'm 6'4 and switch between a 36" and 34" inseam, i just slide the seat all the way back and it fits me perfect.
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Joined: Jul 2006
Posts: 1,672
Likes: 4
From: Killam, AB
Car: 1989 IrocZ Convertible
Engine: 305 TPI
Transmission: T5 - 5 Speed Standard
Axle/Gears: 3.08
Re: More leg room please
As for head clearance, no issues with the top down.
Joined: Sep 2009
Posts: 3,776
Likes: 101
From: Spokane WA
Car: 92 Lingenfelter Z28 articwhite
Engine: Aluminum 615BBC
Transmission: Th400wbrake/curri entps9" locker
Axle/Gears: 4.11/4.30/4.56
Re: More leg room please
my 92 z28 had power seats i just installed aftermarket seats and used pasgr side rails on the driver side..
sombody asked if the rails are still the same.. they look to Be the same.
i used reg 80's camaro rails in my 92..i know the power seats will go lower
and back 2" to 3" more, then the reg manl rails.
if your none power seats are not going back all the way check to see your slider is going all the way back.. when they start to fail. yon cant go all the way back by 1 to 2"
sombody asked if the rails are still the same.. they look to Be the same.
i used reg 80's camaro rails in my 92..i know the power seats will go lower
and back 2" to 3" more, then the reg manl rails.
if your none power seats are not going back all the way check to see your slider is going all the way back.. when they start to fail. yon cant go all the way back by 1 to 2"
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iTrader: (3)
Joined: Jan 2009
Posts: 4,009
Likes: 6
From: Mesquite, Texas
Car: 89 rs, 86 Trans Am
Engine: RS-V6... Trans Am-LG4
Transmission: RS-T5... Trans Am 700r4
Re: More leg room please
you know, I find the leg room in 3rd gens to be acceptable, but If I can get an extra inch or two by installing 3rd gen seats, that's money well spent
Joined: Sep 2009
Posts: 3,776
Likes: 101
From: Spokane WA
Car: 92 Lingenfelter Z28 articwhite
Engine: Aluminum 615BBC
Transmission: Th400wbrake/curri entps9" locker
Axle/Gears: 4.11/4.30/4.56
Re: More leg room please
when i did my roll bar. the back bar sways out, to the back, to Give me more room (seat all the way back) fits fantastic.. (thats what it was made for)
Re: More leg room please
6'6 32x38, yeah try finding pants when your all legs, I have to special order them from levi lol. Ofcourse a thirdgen is better than the opel gt I was looking at before it, my buddy's got a miata and I can't drive it, because the drives side door won't shut when I'm in it. lol.
Joined: Feb 2007
Posts: 632
Likes: 6
From: college station, texas
Car: numerous
Engine: ls1, others
Transmission: t56, others
Axle/Gears: 3.23 7.6"
Re: More leg room please
anybody know if i can use my stock manual rails with a fourth gen seat?
Thread Starter
Senior Member

Joined: Dec 2009
Posts: 702
Likes: 4
From: Texas
Car: 1989 IROC LSX
Engine: Swapped LS6 Forged by LME
Transmission: 4L65E
Axle/Gears: 3.73
Re: More leg room please
Still trying to figure that one out. I know where there is a seat or two may be I can do some measuring tomorrow after I get my exhaust fixed....
George.
George.
Joined: Feb 2007
Posts: 632
Likes: 6
From: college station, texas
Car: numerous
Engine: ls1, others
Transmission: t56, others
Axle/Gears: 3.23 7.6"
Re: More leg room please
. Let me know if you figure out the seats. Last edited by yevgenievich; Feb 7, 2010 at 09:36 PM.
Member
Joined: Sep 2007
Posts: 242
Likes: 0
From: NY
Car: 1983 Z-28
Engine: 305
Transmission: 700R4
Axle/Gears: ?
Re: More leg room please
I've never had a problem with my stock seats in both my 88 and 89 firebird. They were both manual seats, bone stock. I'm 6'2" w/ 38x32 and I drive with the seat one notch, maybe two, forward of all the way back...plenty of room. Are the firebird seats considerably different? I always thought they were basically the same firebird=camaro.
Joined: Feb 2007
Posts: 632
Likes: 6
From: college station, texas
Car: numerous
Engine: ls1, others
Transmission: t56, others
Axle/Gears: 3.23 7.6"
Re: More leg room please
i can fit in mine for daily driving but with the helmet on i have to recline too far back. I can still reach everything but it's not a best position for competitive driving.
Joined: Nov 2008
Posts: 476
Likes: 24
From: IL
Car: 91 TA / 91 Formula
Engine: 305
Transmission: 700R4
Axle/Gears: 3.42
Re: More leg room please
Member



Joined: Aug 2004
Posts: 435
Likes: 83
From: Northern Arkansas
Car: 1982 MSE, 1988 S10 Blazer
Engine: 305 in both!
Transmission: 200c / Th700r4
Axle/Gears: 3:73 / 3.42
Re: More leg room please
I'm 6'8" and a 36" inseam is just barely adequate. I've owned SEVERAL third gens and never had any legroom issues. I have to say though, the Recaros in my MSE and my Daytona 500 are closer to the floor for headroom AND a bit farther back than the normal buckets.
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Joined: Oct 2023
Posts: 23
Likes: 14
From: Mooresville, NC
Car: 1987 Z28
Engine: 350 Vortec TBI
Transmission: T56
Axle/Gears: 10-bolt 3.73
Re: More leg room please
You can also find some Fiero seat rails. They fit factory seats and floors perfectly but drop the seat about 1.5”. The sliders are also straight instead of arched, so you don’t lose thigh support if you slide forward. I’m 6’1” 34/34 and was able to steepen my seatback with the sliders 2 notches from full back. Also more clearance between the steering wheel and my legs.
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