Shimano XT RD-M8100-SGS Rear Derailleur 12-Speed Long Cage

XT RD-M8100-SGS Rear Derailleur 12-Speed Long Cage

by Shimano
Current Price
$145.00
0.00% (24h)
All-Time High
N/A
All-Time Low
N/A
Available At
1 Store

Product Description

The Shimano Deore XT RD-M8100 rear derailleur offers fast and precise shifting performance optimized to take on any trail.

  • Offers fast and shockless shifting thanks to HYPERGLIDE+ technology
  • The low-profile design includes a bumper added to the derailleur pulley cage
  • Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain
  • Includes large 13t pulley
  • Drivetrain is silent in all gear positions with decreased rear derailleur and chain tension in low gear
  • Long cage is designed to be used with 1x12 drivetrain systems
  • Color: Black
  • Largest Cog: 51
  • Rear Derailleur Mount Type: 10x1 Standard
  • Chain Wrap Capacity (teeth): 41
  • Cage Length: Long
  • Rear Der/Shifter Compatibility: Shimano Mountain
  • Drivetrain Speeds: 12
  • Weight: 284 g

Availability & Sizing

Stock Status
In Stock at 1 store
Available Sizes (1)
Available Colors (1)
1 total variants — 1 in stock

Price History

Average Price
High
Low

Historical Data

Last 1 days of price history

May 8, 2026
1 vendors
Low
$145.00
Avg
$145.00
High
$145.00
Showing 1 of 1 days

Price Statistics

Current Price
$145.00
Average Price (90d)
$145.00
Price Range
$145.00 - $145.00
All-Time HighATH
N/A
All-Time LowATL
N/A
24h Change
0.00%(N/A)
7d Change
0.00%(N/A)
Available At
1 Stores
Last Updated
May 8, 2026

Description

The Shimano Deore XT RD-M8100 rear derailleur offers fast and precise shifting performance optimized to take on any trail. Offers fast and shockless shifting thanks to HYPERGLIDE+ technology The low-profile design includes a bumper added to the derailleur pulley cage Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain Includes large 13t pulley Drivetrain is silent in all gear positions with decreased rear derailleur and chain tension in low gear Long cage is designed to be used with 1x12 drivetrain systems Color: Black Largest Cog: 51 Rear Derailleur Mount Type: 10x1 Standard Chain Wrap Capacity (teeth): 41 Cage Length: Long Rear Der/Shifter Compatibility: Shimano Mountain Drivetrain Speeds: 12 Weight: 284 g

Additional Info

CategoryCcah02
CurrencyUSD
Product ID4e3bc4f2...

Vendor Comparison (1 stores)

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Sports Basement
Best Price
$145.00
✗ Out of Stock
View Product →
Showing 1 of 1 vendors

Available Sizes & Variants (1)

Size:
Color:
VariantSizeColorPriceStatusStoresBuy
Black / One Size
One SizeBlack
$145.00
In Stock1 storeBuy
Showing 1 of 1 variants