Shimano CD-EM800 Steps Guide Unit Features and Specifications:
Model no: CD-EM800
Chain line (mm)
56.5 ✔ * (w/ plate type), ✔ (w/o plate type)
55 ✔ ** (w/ plate type), ✔ (w/o plate type)
53 ✔ (w/ plate type), ✔ (w/o plate type)
Chain compatibility
12-speed
11-speed
Top gear teeth
38T (w/ plate type), - (w/o plate type)
36T (w/ plate type), - (w/o plate type)
34T (w/ plate type), - (w/o plate type)
32T (w/ plate type), ✔ (w/o plate type)
30T (w/ plate type), ✔ (w/o plate type)
Assumed rear sprocket teeth
10-45T
10-51T
11-40T
11-42T
11-46T
11-50T
Direct mount to drive unit
✔ (w/ plate type), - (w/o plate type)
Compatible drive unit
DU-EP801, DU-EP800, DU-EP600, DU-E8000, DU-E8080, DU-E7000
Rear suspension stroke (mm): 0 - 170
Back plate Material: Aluminum (w/ plate type), - (w/o plate type)
Finish: Anodized (w/ plate type), - (w/o plate type)
Chain guide Material: Resin
*w/ spacer for chain line 56.5mm.
**w/ spacer for chain line 55mm.
Shimano CD-EM800 Steps Guide Unit Features and Specifications:
Model no: CD-EM800
Chain line (mm)
56.5 ✔ * (w/ plate type), ✔ (w/o plate type)
55 ✔ ** (w/ plate type), ✔ (w/o plate type)
53 ✔ (w/ plate type), ✔ (w/o plate type)
Chain compatibility
12-speed
11-speed
Top gear teeth
38T (w/ plate type), - (w/o plate type)
36T (w/ plate type), - (w/o plate type)
34T (w/ plate type), - (w/o plate type)
32T (w/ plate type), ✔ (w/o plate type)
30T (w/ plate type), ✔ (w/o plate type)
Assumed rear sprocket teeth
10-45T
10-51T
11-40T
11-42T
11-46T
11-50T
Direct mount to drive unit
✔ (w/ plate type), - (w/o plate type)
Compatible drive unit
DU-EP801, DU-EP800, DU-EP600, DU-E8000, DU-E8080, DU-E7000
Rear suspension stroke (mm): 0 - 170
Back plate Material: Aluminum (w/ plate type), - (w/o plate type)
Finish: Anodized (w/ plate type), - (w/o plate type)
Chain guide Material: Resin
*w/ spacer for chain line 56.5mm.
**w/ spacer for chain line 55mm.