Shimano SM-RT66 6-bolt Brake Rotor

Item number: 81603
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SM-RT66 6-bolt Brake Rotor - silver/160 mm
SM-RT66 6-bolt Brake Rotor - silver/160 mm
SM-RT66 6-bolt Brake Rotor - silver/160 mm
SM-RT66 6-bolt Brake Rotor - silver/180 mm
SM-RT66 6-bolt Brake Rotor - silver/180 mm
SM-RT66 6-bolt Brake Rotor - silver/203 mm
SM-RT66 6-bolt Brake Rotor - silver/203 mm
SM-RT66 6-bolt Brake Rotor - silver/220 mm
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The SM-RT66 Brake Rotor by Shimano - One-piece 6-bolt model


The SM-RT66 is an affordable Shimano 6-bolt brake rotor available in diameters from 160 to 220 mm. It is made of stainless steel, has a one-piece design and is compatible with organic as well as sintered pads. The brake rotor is recommended for ZEE, Deore and Alfine, but can also be used with other brakes. The mounting material is included in the scope of delivery.

Guidelines for Replacing E-bike Components:

Before you replace components on your e-bike, please read through the guidelines for component replacement for CE-marked e-bikes/pedelecs with pedal assistance.

Technical Information:

Mount:
6-bolt
Diameter:
160 mm, 180 mm, 203 mm, 220 mm
Design:
1-piece
Rotor Material:
stainless steel

Approved For:

Brake Compatibility:
BR-M9100*, BR-M9120, BR-M9110-R**, BR-M9000, BR-M9020, BR-M8100, BR-M8120, BR-M8110-R*, BR-M8000, BR-M8020, BR-M7100, BR-M7120, BR-M7110-R*, BR-M7000, BR-M6100, BR-M6120, BR-M6000, BR-MT520, BR-MT420, BR-M820, BR-M640, BR-S7000, BR-S700, BR-R9270**, BR-R9170*, BR-R8170*, BR-R8070*, BR-R7170*, BR-R7070*, BR-4700*, BR-RS805*, BR-R785*, BR-RS785*, BR-RS505*, BR-RS405*, BR-RX820-LE*, BR-RX810*, BR-RX400*, BR-CX77**, BR-R517**, BR-R317*, BR-RS305**, BR-U5000**
Brake Pad Compatibility:
sintered***, organic

* not compatible with 203 and 220 mm (BR-R9170-R also not compatible with 180 mm)
** only 160 mm
*** with BR-S700 and BR-S7000 only organic

Compatibility:

  • for brake pads with narrow pad shape

Features:

  • performance indicator: select (level 1 out of 3)
  • polished
  • with self-locking plates

Manufacturer Numbers:

160 mm:
E-SMRT66S
180 mm:
E-SMRT66M
203 mm:
E-SMRT66L
220 mm:
E-SMRT66LL

Contents:

  • 1 x Shimano SM-RT66 brake rotor
  • 6 x Shimano fastening bolts
  • 3 x Shimano safety plates


Models:

  • silver/160 mm, in stock
    17.30€
  • silver/180 mm, in stock
    15.57€
  • silver/203 mm, in stock
    19.03€
  • silver/220 mm, in stock
    23.36€

Customer Reviews (6)

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Customer Reviews (6)

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Give us your opinion on this product.

by Niklas W.  on 19.04.2022
verified purchase

I ordered 2 rotors the other week and the shop sent me used ones.

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by Zoran P.  on 08.07.2021
verified purchase

Great value. I'm basically only using these for metallic pads and the RT5x series for resin pads.

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