SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black

★★★★★ 4.2 42 reviews
$108.42
Price when purchased online
Free shipping Free 30-day returns
Sold and shipped by reactechnology.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$108.42
Price when purchased online
Free shipping Free 30-day returns
How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Jun 15
Free
Pickup
Check nearby
Delivery
Not available
Sold and shipped by reactechnology.com
Free 30-day returns Details

Product details

Management number 223789966 Release Date 2026/05/09 List Price $43.37 Model Number 223789966
Category
  1. Sports & Outdoors
  2. Sports
  3. Cycling
  4. Parts & Components
  5. Derailleurs & Shifters
  6. Derailleurs & Parts
  7. Rear Derailleurs
  • Fast, shockless shifting and low-profile design.
  • Large 13T pulleys increase efficiency.
  • Decreased tension in low gear and added bumper improve drivetrain silence.
  • 12-speed rear.
UPC 192790443645
ASIN B07SWQZB46
Color Black/Gray
Brand Name SHIMANO
Mount Type Braze-On Mount
Unit Count 1.0 Count
Item Weight 200 Grams
League Name Shimano
Manufacturer Shimano
Model Number 587830
Material Type Aluminum
Item Type Name Rear Derailleur
Number of Teeth 51
Case Material Type Alloy Steel
Included Components Rear Derailleur
Warranty Description 90 Day Limited
Manufacturer Part Number 587830
Item Dimensions L x W x H 7"L x 7"W x 5"H
Global Trade Identification Number 04550170443641

SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black

SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black

Bestseller ranking

Rod Holders

1
Custom Blackout Curtain Panel Box - Ceiling Mount Cover for Curtain Rods & Rails, Perfect for Bedroom, Bathroom & Kitchen Window Treatments, Size: H 14CM, L 4.4m (14.4ft)

Custom Blackout Curtain Panel Box - Ceiling Mount Cover for Curtain Rods & Rails, Perfect for Bedroom, Bathroom & Kitchen Window Treatments, Size: H 14CM, L 4.4m (14.4ft)

★★★☆☆ (9)
$231.20
2
Black Rod Brackets Holders No Drilling, (20 Pack) Self Adhesive Heavy Duty Hooks, Universal Plastic Adjustable Curtain Hangers Support up to 20lbs

Black Rod Brackets Holders No Drilling, (20 Pack) Self Adhesive Heavy Duty Hooks, Universal Plastic Adjustable Curtain Hangers Support up to 20lbs

★★★☆☆ (23)
$17.20
3
3-in-1 Sliding Curtain Rod Box for Living Room, Adjustable Length Curtain Track System (3.3-26.2 Ft), No Light Leakage, Ceiling Mount Cornice, Elegant Home Decor

3-in-1 Sliding Curtain Rod Box for Living Room, Adjustable Length Curtain Track System (3.3-26.2 Ft), No Light Leakage, Ceiling Mount Cornice, Elegant Home Decor

★★★★☆ (9)
$255.01
4
Ceiling Curtain Track Set, Ceiling Track System-1.6ft-19.7ft, Extra Load Bearing, Area Privacy & Partition, Window Rod Track Curtain Rail System for Living Room Bedroom, White/Black/Champagne(White,60

Ceiling Curtain Track Set, Ceiling Track System-1.6ft-19.7ft, Extra Load Bearing, Area Privacy & Partition, Window Rod Track Curtain Rail System for Living Room Bedroom, White/Black/Champagne(White,60

★★★☆☆ (16)
$72.56
5
Adhesive Curtain Rod Holder Rieles para Cortinas Corredizas de Techo Curtain Track Wall Mount No Screw Renter Friendly Curtains Rail with Clip and Hook for Bathroom RV(White,390cm/12.8ft)

Adhesive Curtain Rod Holder Rieles para Cortinas Corredizas de Techo Curtain Track Wall Mount No Screw Renter Friendly Curtains Rail with Clip and Hook for Bathroom RV(White,390cm/12.8ft)

★★★★☆ (39)
$31.34
6
SRNSAEB 32 29 24 23 16 15 FT Ceiling Curtain Track Curtain Rod Cover Box, Thick Heavy Curtain for Cornice Boards for Windows with Closer, White/Black Cornice Board Valance(White,9.5m/31.2ft)

SRNSAEB 32 29 24 23 16 15 FT Ceiling Curtain Track Curtain Rod Cover Box, Thick Heavy Curtain for Cornice Boards for Windows with Closer, White/Black Cornice Board Valance(White,9.5m/31.2ft)

★★★☆☆ (41)
$246.33
See the same product from Rod Holders

Customers who viewed this product also viewed

Rear Derailleurs

Pilo D738 derailleur Hanger for Specialized (#S172600003, S16260002) Epic, VVT, Vado, Camber, Enduro, Era, Fatboy, Fuse, Levo, Rhyme, Sequoia, SJ, Turbo, Ruze Bikes (Rear Gear mech, Dropout)

Pilo D738 derailleur Hanger for Specialized (#S172600003, S16260002) Epic, VVT, Vado, Camber, Enduro, Era, Fatboy, Fuse, Levo, Rhyme, Sequoia, SJ, Turbo, Ruze Bikes (Rear Gear mech, Dropout)

★★★★☆ (47)
$16.67
D570 derailleur Hanger for Salsa Split Pivot Horsethief Spearfish Bucksaw Pony Rustler (#Fs2322) 2018 2017 2016 2015 2014 Bikes

D570 derailleur Hanger for Salsa Split Pivot Horsethief Spearfish Bucksaw Pony Rustler (#Fs2322) 2018 2017 2016 2015 2014 Bikes

★★★☆☆ (42)
$20.20
Wheels Manufacturing Dropout-39 Derailleur Hanger

Wheels Manufacturing Dropout-39 Derailleur Hanger

★★★☆☆ (39)
$10.53
CRODER Chain Catcher, Shimano, SRAM, Campagnolo Direct Attachment FD Mount Compatible

CRODER Chain Catcher, Shimano, SRAM, Campagnolo Direct Attachment FD Mount Compatible

★★★★★ (14)
$20.31
Rear Derailleur RD-M3020-SGS 7/8 Speed Direct Mount for Mountain Bicycle, Black

Rear Derailleur RD-M3020-SGS 7/8 Speed Direct Mount for Mountain Bicycle, Black

★★★☆☆ (32)
$11.60
Shimano Shadow Rear Derailleur - 10/11 Speed - SGS Long

Shimano Shadow Rear Derailleur - 10/11 Speed - SGS Long

★★★★☆ (29)
$42.28
See all the same products

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.2 out of 5
★★★★★
42 ratings | 17 reviews
How item rating is calculated
View all reviews
5 stars
78% (33)
4 stars
6% (3)
3 stars
3% (1)
2 stars
2% (1)
1 star
11% (5)
Sort by

There are currently no written reviews for this product.