Rear shock lengths?

fxnytrortxkid

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09 nytro rtx
Hey all, been searching around an no luck, is 129 an 137 rear shocks the same or diff?
 
I believe I’ve read they are different length
 
I thought I’ve heard/seen same, but can’t find anything. Buddy has 137 cat with axis rear shocks he’s willing to swap out and I’d love to get my hands on them atleast the center shock if anything. Was hoping we had heard wrong lol
 
Measure them. 129' Center was lengthened in last few years of the 129". Same length and travel as 137. Rear might also work since I believe Hygear made the shock same length for both.
 
Way different, I have both a129 RTX Viper and a 137 LTX Winder. Both center and rear are completely different. Also a couple years back I put together QS3R shock packages for a 16 Viper LTX and a 14 RTX Viper. The LTX was the same as 17/18 model LE sleds (all 4) and RTX was was only good for the rear and fronts as to the 17/18 LE. We got the center shock from Hygear called a Fox custom H1 QS3 for the center shock on the RTX. The rezi cans on the rear QS3R's are placed different as well from the LTX to the RTX.
 
Measure them. 129' Center was lengthened in last few years of the 129". Same length and travel as 137. Rear might also work since I believe Hygear made the shock same length for both.
He’s said 12 3/16 c2c on center shock. Which is actually shorter than mine, my stock is 12.5 does that sound right?
 
Measure them. 129' Center was lengthened in last few years of the 129". Same length and travel as 137. Rear might also work since I believe Hygear made the shock same length for both.
I don’t have my rear shock to measure at moment but he said his was 15 3/16 c2c
 


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