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Shimano Deore XT SM-RT81 Ice-Tech Rotor - CenterLock

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Shimano Deore XT SM-RT81 Ice-Tech Rotor - CenterLock


SHIMANO DEORE XT - CENTER LOCK - Disc Brake Rotor - ICE TECHNOLOGIES - Trekking - 203/180/160/140 mm

SHIMANO's DEORE XT SM-RT81 compact and lightweight disc brake rotors feature rapid heat dissipation thanks to a deeper disc area and ICE TECHNOLOGIES heat management system. Installing and removing the rotors is quick and easy thanks to SHIMANO's CENTER LOCK design.

  • Modulation (BL/BR/Hose designed as total system, Pad clearance, rigidity)
  • Heat durability
  • Easy adjustment
  • Tool free Reach Adjust
  • One Way Bleeding caliper
  • ICE TECHNOLOGY Rotor: Cooling technology for consistent performance
  • Stainless steel/Aluminum/Stainless steel 3-layer sandwich structure
  • CENTER LOCK rotor for easy installation and maintenance
  • Weight:122 g (160 mm)



Average weight 173.0 g (203 mm) 149.0 g (180 mm) 122.0 g (160 mm) 100.5 g (140 mm)
Remarks *for rear only in MTB usage
Ice technology
Alloy lock ring
Outside diameter_140mm X*
Outside diameter_160mm
Outside diameter_180mm
Outside diameter_203mm
Pad compatibility_Metal
Pad compatibility_Resin

We use trusted third party logistics providers to deliver our goods. If you want to see your delivery terms, please visit our shipping information page before you place your order.
Dispatch times may vary according to availability and any guarantees or representations made as to delivery times are subject to any delays resulting from postal delays or other occurrences beyond our control for which we will not be responsible. Please see our shipping information page for further information.

Delivery Method Below $65 Above $65 Delivery Time
Self-Collection FREE FREE N/A
Courier Delivery  $1.98 FREE 1-3 Business Days

Delivery time is based on date of courier pick up, not date of order.


  1. Packing and processing would take an estimate of 1-2 business days. A tracking will be updated once your order is processed and ready for courier pickup. Click "view / track your order" in the order confirmation email.
  2. Pick up by courier is done during business days. (Before 1pm). | Exclude public holidays 
  3. Delivery is done between Monday - Friday 9am - 7pm, Sat 9am - 1pm.  
  4. No delivery to restricted Areas such as: 1.Changi Airport / 2.Alps Ave / 3.Sentosa / 4.Jurong Island /5.Army Camps / etc...
  5. No changes to delivery address can be made after order is processed.
  6. Delivery time may be delayed due to unforseen operations issues. (Vehicle breakdown, festive season resulting in backlog, etc...)
  7. Compensation is capped at $100 for any lost or damaged parcel where the liability is due to our delivery partners. *Discretion of our delivery partner.
  8. Parcels exceeding 160 cm (L+B+H) or 15 kg will incurr additional charges. Alternatively, you may choose to self collect. Customers will be notified accordingly.
For delivery locations outside of Singapore, please contact us. (Applicable to certain products only) 
Shimano Deore XT SM-RT81 Ice-Tech Rotor - CenterLock
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