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LM Seat track extenders

Posted: Fri Apr 25, 2025 4:40 pm
by dixon5553
Hi looking for feedback from anyone who has made the front bucket seat track extenders - the ones that are 18 inch long- and have 4 holes with one hole being spaced at 14 and 1/4 inches apart. My question do these simply just bolt to the seat mounting bolts and then the seat gets bolted to the extenders? Do these work as claimed? Thanks

Re: LM Seat track extenders

Posted: Fri Apr 25, 2025 4:59 pm
by Jake
I just installed Clarks seat rail extenders and , yep, thats how they mount.

And theyre working great for me.

Re: LM Seat track extenders

Posted: Fri Apr 25, 2025 5:06 pm
by Torskdoc423
Essentially the same for EM's. Unbolt the seat. Move out of way. Bolt extenders to body at original positions. Then set the seat with the front track holes thru the studs/bolts, then bolt back end of seat tracks to extender. Tighten all bolts (rear) and nuts(front).

It was easier to get in my '61 Monza back in 1974 as a 19 year old, than it is now as a 70 year old into my '64, even with the extenders and a stock 16" steering wheel. The extenders do help a lot. I got mine from Clarks.

Re: LM Seat track extenders

Posted: Fri Apr 25, 2025 5:23 pm
by Jake
I'm about 6'1 and though I could get comfy behind the wheel of my 65 I'd be absolutely crippled after long drives.

The rail extenders def helped me. Just another two inches or so makes all the difference in the world.

Re: LM Seat track extenders

Posted: Fri Apr 25, 2025 5:25 pm
by jimbrandberg
I'm 6'-1" and I love seat extenders. When I drive other people's Corvairs I feel cramped. I just make my own.

Re: LM Seat track extenders

Posted: Fri Apr 25, 2025 5:28 pm
by Jake
I also happen to have a spare pair of the Clarks rail extenders.

I'd probably sell them for what I paid for them at Clarks.
120 plus shipping

Not cheap, but worth it to me.

Re: LM Seat track extenders

Posted: Mon May 12, 2025 10:23 am
by rhet67
I purchased the ones from Clarks and they work fine. The holes line up perfectly.

Re: LM Seat track extenders

Posted: Mon May 12, 2025 10:33 am
by gbullman
I’ve installed Clark’s seat extenders in 2 Corsa Covertibles. In both cases I had to cut a notch in the inner rear corner to clear an extra bump on the tunnel. Not sure if that is a convertible issue only. Other than that minor modification they are perfect. I’m 6’1” and they provide more than enough additional room..

Re: LM Seat track extenders

Posted: Wed May 14, 2025 9:59 am
by gregger59
I just bought an EM and first order of business will be seat extenders, as I wear a 36" inseam. My thinking is that the 3" offered on the Clark's extenders may not be long enough for me. I've read from others on the Forum that they made their own using slightly longer bar stock. Might be cheaper than $119, no offense to Clark's.

I wonder also why the Clark's bars (no pun intended) have a pair (two) holes at one end, vs. one hole at the other.