Shimano SLX / 105 SM-RT70 Center Lock Disc Rotor


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  • The Shimano SM-RT70 is a center lock brake rotor with Ice-Tech technology. This means that the sandwich composite consists of two stainless steel layers with an internal aluminium layer. This ensures excellent heat dissipation even on long descents and difficult trails. The SM-RT70 rotor is recommended for newer SLX brakes, but is also compatible with other models.


    Mount: Center Lock
    Diameter: 140 mm, 160 mm, 180 mm, 203 mm
    Design: 2-piece
    Rotor Material: Stainless steel outer and aluminium core sandwich construction
    Spider Material: Aluminium


    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-U8000, BR-U8020, BR-S7000, BR-S700, BR-R9270**, BR-R9170*, BR-R8170*, BR-R8070*, BR-R7170*, BR-R7070*, BR-4770*, BR-RS805*, BR-R785*, BR-RS785*, BR-RS505*, BR-RS405*, BR-RX820*, 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 mm (BR-R9170-R also not compatible with 180 mm)
    ** only 140 and 160 mm
    *** with BR-S700 and BR-S7000 only organic


    - For brake pads with narrow pad shape
    - Lockring with internal teeth: compatible with 9/10 mm quick release and 12 mm thru-axle
    - For 15 mm and 20 mm thru-axles, use the SM-HB20 lockring instead


    - Performance indicator: Advanced (level 2 out of 3)
    - Lacquered spider, polished rotor, lockring made of steel, plated (internal gear teeth)
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