1980 GL1100 Fork exchangeability and upgrade


Information and questions on GL1100 Goldwings (1980-1983)
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Golden_Moments_85
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Joined: Sat Oct 16, 2021 9:00 am
Location: Germany
Motorcycle: 1980 GL 1100

1980 GL1100 Fork exchangeability and upgrade

Post by Golden_Moments_85 »



Hi folks,

I am new to this forum and just recently purchased a beautiful 1980 GL1100!

I love riding this thing and want to take great care of it. I have already been to Italy and back (I'm located in Germany). On that ride, I noticed that the fork bottoms out on steep hills and I am not super happy with the front brake performance. I therefore went into looking at the Aspencade anti-dive and vented disk with double piston caliper setup. Before I purchase something, I wanted to understand exchangeability of front fork parts with that of the GL1200.

Can these forks be replaced and be used with the original wheels? The 1980 GL1100 has a beautiful, 19" front wheel. There were 18" front wheels for the GL1100 as well and the GL1200 came with bobber-type 16" front rims. Unsure if the brake disks fit universally on these wheels and if the wheels fit universally into the forks of the 1100 and the 1200. I am having a hard time of finding 1100 anti-dive forks in a reasonable condition, but have found a few great 1200 and 1500 forks.

Can you help?
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Prlwng
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Re: 1980 GL1100 Fork exchangeability and upgrade

Post by Prlwng »

Get new progressive fork springs. Then most do not even add air. Saber cycle outa Kansas City has them. After time stock springs will lose the resistance.

Also you may want to try some heavier fork oil fluid instead of atf that factory calls for. We would do that on motocross bikes according to air temp.
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Re: 1980 GL1100 Fork exchangeability and upgrade

Post by WingAdmin »

Prlwng wrote: Mon Oct 18, 2021 6:24 pm Get new progressive fork springs. Then most do not even add air. Saber cycle outa Kansas City has them. After time stock springs will lose the resistance.

Also you may want to try some heavier fork oil fluid instead of atf that factory calls for. We would do that on motocross bikes according to air temp.
Get some actual Progressive brand fork springs. Don't cheap out on the garbage that Saber Cycle sells. I wouldn't buy anything from those crooks: /Vendors/Saber-Cycle_880

Dennis Kirk sells the Progressive springs: https://www.denniskirk.com/progressive- ... d-wing.mmy
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Chewy
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1983 1100a Aspencade

Re: 1980 GL1100 Fork exchangeability and upgrade

Post by Chewy »

Get some actual Progressive brand fork springs. Don't cheap out on the garbage that Saber Cycle sells. I wouldn't buy anything from those crooks: /Vendors/Saber-Cycle_880

Dennis Kirk sells the Progressive springs: https://www.denniskirk.com/progressive- ... d-wing.mmy

what he said


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