March 22, 2025
The Bike
The reliable, sturdy Thorn Sherpa
THORN SHERPA Manufactured approx 2013.
Purchased new from St John St Cycles Bridgwater England
Frame Thorn 969, heat-treated, Cro-Mo double butted seamless cold-drawn conical tubes, 560S Made in Taiwan
Fork Reynolds 531ST threadless
Saddle Brooks B17
Racks Tubus frontloader, Tubus Ti Airey rear
Pedals Shimano single sided SPDs
Wheels 26" Swiss DT 32 hole rims
Derailleurs Deore XT
Hubs Rear Hope; Front Durace
Brakes Shimano XTR M970 V-brakes Swiss-stop black pads Cane Creek V-brake levers
Shifters Dura Ace SL-BS77 bar-end
Crankset Shimano Deore XT FC-M770 Hollowtech triple chainset 175mm
Tyres Marathon Evo Supreme 2.0” tyres
Gearing Front 22/32/44 Rear 11-34 Shimano HG80 9 speed cassette.
Chain Shimano Deore HG93 114 links 9-speed.
Bars Pro drops
Stem Shimano Pro LT 1-11/8 reversible 110m
Weight
Unladen is 12.9 kg including accessories and various attachments e.g. racks, lights, bottles (empty) before the loaded panniers and bags are attached.
Loaded is about 33kg in total with empty water bottles. Plus the rider’s 78kg.

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