Shimano SHIFTERS 12 Speed How-To - Deore vs SLX vs XT vs XTR - M6100, M7100, M8100 and M9100
Shimano 12 speed mtb shifter comparison.
Bookmarks
Fake vs Genuine Shimano chain. How to spot the difference
How to spot fake Shimano chains.
Voluntary Recall: 11-Speed Bonded HOLLOWTECH II Road Cranksets Inspection and Replacement Campaign
2023 Shimano crankset recall notice.
Counterfeit XTR pedals & how you can identify them
Reddit post with details on conterfeit Shimano XTR PD-M9100 pedals.
Road Cycling Gear Guide - Road Groupsets
Lots of groupset details.
Cycling Passion - Dura-Ace History [1973-2023]
Complete Dura Ace reference.
Shimano Tiagra 4700 VS Shimano 105 R7000
Review and part weights for Shimano 4700, r7000.
Wikipedia - Shimano
Shimano info including groupset release year.