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Black mountain bike rear derailleur with sleek design and precision gears
Shimano XT rear derailleur for mountain bikes, precision gear shifting component
Black mountain bike rear derailleur with pulley wheels, precision gear shifting component
Close-up of a bike crankset with transparent casing revealing blue and gold internal bearings for smooth pedaling.
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Shimano Deore XT Rear Derailleur RD-M8200 SGS Shadow-12SP

S$170
S$170
.
In stock
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Description
Description
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Shimano Deore XT RD-M8200 SGS brings trail-hardened Shadow ES technology and a massive 510% gear range to riders who demand reliable mechanical shifting on every kind of terrain.

The Shimano Deore XT RD-M8200 SGS is the most capable mechanical rear derailleur Shimano has built for the XT lineup, and it shows. The long-cage SGS version pairs with a 10-51T cassette for a 510% gear range, meaning you have the legs to grind up anything and the range to rip back down without ever running out of gears. Whether you are lapping local trails or deep in a three-day bikepacking mission, this derailleur keeps up without complaint.

The big story here is Shadow ES, Shimano's updated chain-stabilizing system that ditches the old adjustable clutch in favor of a dual-spring design that cranks up chain tension by around 70% over the previous generation. The result is a derailleur that keeps the chain planted and quiet over rough ground, while its low-profile wedge-shaped body slides past rocks and roots instead of catching on them. If a hard hit does land, an internal spring absorbs the impact and snaps the derailleur right back into position.

Covered pulleys and a wide, well-braced linkage keep trail gunk out and shifting precise, even deep in the muck. This is the kind of workhorse component that just works, ride after ride, without needing a babysitter. It is compatible with all 12-speed HYPERGLIDE+ drivetrains and is backward compatible with previous-generation Shimano 12-speed components, making it a smart upgrade for a wide range of builds.

Why You'll Like It

Tired of your derailleur getting knocked out of whack every time you clip a rock, then spending ten minutes on the side of the trail bending things back into shape? The RD-M8200 SGS absorbs trail impacts and resets itself automatically, so you stay focused on riding. If you are the type who goes out in all conditions, logs big miles, and just needs your drivetrain to be there when you need it, this is your derailleur. No batteries, no fuss, just crisp HYPERGLIDE+ shifting every time you hit the lever.

Key Features

  • Shadow ES dual-spring chain stabilizer delivers approximately 70% more chain tension than the previous generation for superior retention on rough terrain
  • 510% gear range with long SGS cage, compatible with 10-51T 12-speed HYPERGLIDE+ cassettes for maximum climbing and descending versatility
  • Low-profile wedge-shaped body reduces front-facing surface area so rocks and roots glance off instead of catching the derailleur
  • Internal impact-absorbing spring returns the derailleur to its original position after a trail strike, no tools required
  • Covered solid pulleys and wide well-braced linkage block debris from entering the drivetrain and keep shifts clean in any conditions
Returns & Refunds
Returns & Refunds
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At a glance

  • Returns accepted within 30 days of purchase
  • Items must be unused, in original packaging, with a receipt or proof of purchase
  • Apparel and shoes can't be returned once shipped
  • Sale items can't be refunded
  • Return shipping is paid by the customer and is non-refundable

Returns

Our returns policy lasts 30 days. If more than 30 days have passed since your purchase, we're unable to offer a refund or exchange. Apparel and shoes are not eligible for return once they have been shipped out.

We accept returns if the item is eligible for a warranty claim or if the wrong item was shipped to you. To be eligible, your item must be unused, in the same condition you received it, and in its original packaging. A receipt or proof of purchase is required.

Please do not send your purchase back to the manufacturer. Once your return is received and inspected, we'll email you to confirm.

Sale items

Only regular-priced items can be refunded. Sale items cannot be refunded.

Exchanges

We replace items only if they are defective or damaged. To exchange an item for the same one, email us at info@reevolution.sg and send the item to 16 Morse Road, #01-209, Singapore 099228.

How to return an item

  1. Email us at info@reevolution.sg with your order details.
  2. Bring or mail the item to 16 Morse Road, #01-209, Singapore 099228.
  3. We'll inspect your item and email you once it's received.

You are responsible for the cost of return shipping, and shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from it. For valuable items, we recommend a trackable shipping service or shipping insurance, as we can't be responsible for returns we don't receive.

Refunds

Once your return is received, inspected and approved, your refund will be processed to your credit card or original method of payment. A refund will also be issued if an item turns out to be out of stock after your order is placed. How long it takes to appear depends on your bank or card provider.

Late or missing refunds

If you haven't received your refund yet:

  1. Check your bank account again.
  2. Contact your credit card company, as it may take some time before the refund is officially posted.
  3. Contact your bank. There is often some processing time before a refund is posted.

If you've done all of this and still haven't received your refund, please get in touch.

Contact us

Shipping & Return
Shipping & Return
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Free standard delivery on orders SGD 80 and above within Singapore.

Delivery within Singapore

Delivery optionOrders below SGD 80SGD 80 and aboveDelivery time
In-store pickupFreeFreeCollect in store
Standard deliverySGD 5Free4–7 working days
Express deliverySGD 20SGD 20Next working day

In-store pickup

Collect your order from our store at 16 Morse Road, #01-209, Singapore 099228.
Monday to Friday: 11.30am – 7pm
Saturday: 11.30am – 6pm

Overseas shipping

We ship overseas on request. Contact us with your address and the items you'd like, and we'll send you a shipping quote.

Request a shipping quote

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