Shimano RD-RX812 Rear Derailluer GRX 11-Speed for 42T

Brand: Shimano

SKU: CFKE3OIV

$182.00 Full price

$182.00

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Product Details

Description

The Shimano RD-RX812 Rear Derailleur GRX 11-Speed is designed for smooth and reliable shifting performance on 11-speed drivetrains. With a maximum capacity of 42T and a medium cage length, this derailleur is perfect for riders looking for precise gear changes. The Shadow+ technology ensures chain stability, making it ideal for off-road adventures and gravel riding. Upgrade your bike with the RD-RX812 for a more efficient and enjoyable cycling experience.

Key Features

Compatible with 11-speed drivetrains
Maximum capacity of 42T
Features Shadow+ technology for chain stability
Medium cage length for smooth shifting performance

Specifications

Product Overview

Product

Shimano RD-RX812 Rear Derailluer GRX 11-Speed for 42T

Brand

Shimano

Supplier SKU

IRDRX812

Frequently Asked Questions

What is the Shimano RD-RX812 GRX Rear Derailleur 11-Speed used for?

It’s used to provide smooth, reliable shifting on 11-speed drivetrains, especially for gravel and off-road riding, with a maximum 42T capacity and Shadow+ chain-stabilizing tech.

Why choose the Shimano RD-RX812 GRX Rear Derailleur 11-Speed?

Choose it for precise, dependable gear changes and improved chain retention on rough surfaces, thanks to Shadow+ and a versatile 42T capacity that covers wide gearing needs.

Who is the Shimano RD-RX812 GRX Rear Derailleur 11-Speed designed for?

Designed for gravel and adventure riders who demand stable shifting and durability across varied terrain with 11-speed setups.

Smooth, confident shifting

Delivers precise gear changes on 11-speed systems with a medium cage for balanced performance. Shadow+ technology helps keep the chain stable, even on rough gravel.

Gravel-ready reliability

Built to handle off-road riding with consistent shift feel across demanding terrain. High-torque compatibility and robust construction mean fewer adjustments on long rides.

Efficient gearing, low maintenance

Optimized for a wide 42T capacity, letting you tackle steep climbs without sacrificing smoothness. Low-friction design reduces wear and simplifies maintenance.