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Old 10-29-23 | 02:52 PM
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bike_tom
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Joined: Feb 2018
Posts: 307
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From: Arlington, MA

Bikes: 2022 Trek Checkpoint ALR5, 2014 Cannondale Trail SL1, 1983 Fuji Royale II

Gravelking SS weight increase

Given the popularity of the Gravelking SS for gravel and all-road rigs, I thought folks might be interested to know about a change in the specified and actual weight of a recently purchased pair. Specifically, last month I a bought a pair of Gravelking SS in size 700 x 38 (ETRTO 40-622).

According to Panaracer's website (https://www.panaracerusa.com/product...el-tires#specs), these average 410g:


However, the packaging on the tires I received lists the average weight as 430g:



The actual weight of each of the tires I have is 440g:
(that rubber strap is not even 1g on my scale)



Curious, I investigated the production date of these tires. Here's the marking on the tires:



I found this info for decoding the date:



My interpretation is that the tires I got were made in March 2023, so pretty recent production.

A big deal? No, I still would have bought them, but an actual weight (440g) that is 7% over the published spec (410g) is fairly significant.
I was under the impression that the SS was only introduced a few years ago, so a mold date of 2020 implies they are still using the original molds and Panaracer has not changed the design (e.g, the thickness of the tread rubber.)

Extra 30g aside, I am looking forward to trying these as a replacement for the Bontrager GR1 Team Issue that came on my Checkpoint.

Tom
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