Steve Northrop blackgpz at
Tue May 1 18:33:39 PDT 2007

The spring is from Hyperco. RaceTech has springs too, just they stop at 
9.5kg/mm. I needed something heavier and Hyperco has heavier springs. Their 
550lb/in. spring converts to about 10.3kg/mm which was just right for me.

Steve in Western NY
'96 GPZ1100
'02 Daytona 955i
"You Can't Fix Stupid", Ron White

----- Original Message ----- 
From: "Art Lischer" <alisch80 at>
Cc: "Kawasaki GPZ1100 discussion" <gpzlist at>
Sent: Tuesday, May 01, 2007 12:50 PM
Subject: Re: Question

> 94-96 ZX9 rear shock will work with a little clearance mods to the battery 
> box or grinding of the top banjo bolt.  You will also need to respring it 
> with a heavier spring.  Somebody help me out here, I don't have the link 
> to the spring supplier, they are in Ohio, spring is about $80.00
> Art in DM
> Jerry Clair wrote:
>> The rear shock, is used on another bike, but, I don't remember which one?
>> Help me out here, was it the late '90s zx6? about 15"  pin to pin
>> Old rockelle gets squishy with 2 up.

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