Shimano GRX RD-RX812 11-Speed Rear Derailleur
High-Performance Shifting for Gravel and Adventure Riding
- Integrated Chain Stabilizer
- ON/OFF Switch
- Compatibility
Shimano GRX RD-RX812 11-Speed Rear Derailleur - Black is backordered and will ship as soon as it is back in stock.
Ordered in from Shimano Ā· ships in about 3 weeks
Pairs well with
Shimano GRX RD-RX812 11-Speed Rear Derailleur - Black is backordered and will ship as soon as it is back in stock.
The Shimano GRX RD-RX812 11-Speed Rear Derailleur is a high-performance component designed specifically for gravel and adventure riding. Here are its key features:
Integrated Chain Stabilizer: The derailleur features an integrated chain stabilizer mechanism, which reduces chain slap and provides a quieter experience while riding over rough terrain. This mechanism also enhances shifting security and precision, ensuring smooth gear changes even on mixed surfaces.
ON/OFF Switch: For rides on smoother surfaces, the derailleur includes an ON/OFF switch for the chain tensioner. This feature allows riders to adjust the tension of the chain according to the terrain, providing optimal performance and minimizing unnecessary noise and friction.
Compatibility: The RD-RX812 rear derailleur is compatible with 11-speed drivetrains and is specifically designed for use with Shimano GRX groupsets. It is compatible with mountain bike cassettes with a maximum low sprocket size of 42T, making it suitable for tackling steep climbs and challenging off-road terrain.
Durability: Built to withstand the demands of off-road riding, the derailleur is constructed from durable materials and features a robust design that can handle rough conditions and heavy use.
Smooth Shifting: The derailleur's design incorporates Shimano's proven shifting technology, ensuring smooth and precise gear changes even under load. This allows riders to maintain momentum and control, especially when navigating technical terrain.
Reliability: Shimano is known for producing high-quality components that offer reliability and performance. The GRX RD-RX812 rear derailleur is no exception, providing consistent performance over long rides and in various weather conditions.
With its integrated chain stabilizer, On/OffĀ switch, and compatibility with wide-range cassettes, it offers smooth shifting and enhanced performance on mixed terrain.
Specifications
Specifications
| Model No | RD-RX812 |
|---|---|
| Series | GRX 11-speed |
| Color | Series color |
| Average weight | 267 |
| Rear speeds | 11 |
| Compatible chain | LINKGLIDE, HG 11-speed |
| Top-normal spring type (SHIMANO SHADOW RD+): Yes | |
| Mount (Direct attachment, conventional) | Yes |
| Mount (Direct mount) | Yes |
| Cable adjuster | Yes |
| Total capacity | 31T |
| Low sprocket (Max) | 42T |
|---|---|
| Low sprocket (Min) | 40T |
| Top sprocket (Max) | 11T |
| Top sprocket (Min) | 11T |
| Fluoric coated link bushings | 4 |
| Pulley (Guide pulley bearing) | Yes |
| Pulley (Tension pulley bearing) | Yes |
| Pulley (Teeth) | 11T |
| Pulley (Sunken type pulley screw) | Yes |
| B-axle (Hollow axle) | Yes |
Features
Features
Warranty and support
Warranty and support
Shimano Bicycle Components Warranty:Ā Shimano warrants to the original owner that Shimano-branded bicycle components, including STEPS Drive Units and Wheels, are free from defects in materials and workmanship for a period of 2 years. DURA-ACE and XTR components, including DURA-ACE and XTR wheels, are covered for 3 years from the date of original purchase.
Shimano Footwear and Soft Goods Warranty:Ā Shimano footwear and soft goods are covered for 1 year against defects in materials and workmanship.
Lazer Products Warranty:Ā Lazer products are warranted against defects in materials and workmanship for 1 year from the date of purchase.
PRO Products Warranty:Ā PRO branded products are warranted for 2 years against defects in materials and workmanship under normal conditions. Additionally, handlebars, stems, and seat posts from the model year 2017 onwards are covered for 10 years from the date of original purchase.
Wheel Warranty:Ā Shimano warrants all wheels to be free from defects in materials and workmanship. DURA-ACE and XTR wheels are covered for 3 years, while all other wheels are covered for 2 years. Normal wear and tear parts such as bearings, spokes, and braking surfaces are not covered under warranty.
Exclusions:Ā This warranty does not cover:
- Products modified, poorly maintained, or used improperly.
- Damage resulting from accidents, abuse, or improper assembly.
- Wear and tear parts such as bearings, seals, free hubs, and decals.
- Damage due to unauthorized repairs or modifications.
- Cosmetic damage, including deterioration of the surface finish or appearance.
For any warranty claims, please contact us directly, and we will assist you with the process.
Questions after delivery? Ask TBA Guide or WhatsApp us.
Shipping and returns
Shipping and returns
We ship across India. Shipping is free on orders above ā¹2,000 and ā¹99 below that. Cash on delivery is available on orders up to ā¹20,000, with a COD charge that depends on the order value. For a delivery estimate, enter your pincode in the box above the add-to-cart button: it shows the courier's own estimate for your address, not a promised date. If a parcel is held up we chase the courier until it is delivered. Full shipping policy
Most Shimano products take a little longer to ship.
Returns can be started within 7 days of delivery on unused items in their original condition with all tags and packaging. Apparel, helmets, gloves and similar items are returnable; wetsuits and products discounted by more than 5% are not. Compatibility questions are not grounds for a return unless our listing was wrong, so ask us before you order if you are unsure. Return shipping is arranged by you; on an accepted return you can choose an exchange, store credit or a refund after shipping and transaction charges. Orders can be cancelled only until they are processed. Full return and refund policy
Questions and answers
Ask our team anything about this product.
- Free shipping over ā¹2,000Delivered across India
- 100% genuineAuthorised dealer, manufacturer warranty
- Cash on deliveryOn orders up to ā¹20,000
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