DESCRIPTION
SHIMANO's GRX Di2 12-speed rear derailleur features a built-in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed-terrain riding and easy recharging. Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Thanks to built-in ON/OFF switch, wheel removal is easy too
Compact design with integrated wireless unit, charging port, and switch
Fast and reliable shifting on rough terrain
Adjustable chain stabilizer prevents chain slap
SHIMANO SHADOW RD+
Gravel-tuned clutch tension: Switch stabilizer ON/OFF to match terrain: ON for gravel, OFF for smooth roads
LED status indicator: Battery indicator, pairing, adjust mode, etc.
Compatible with 11-34T and 11-36T 12-speed cassettes
Supports Full or Semi-Synchronized shift modes, enhancing rider customization
Rear Speeds: 12
Top Sprocket: Max. 11T/Min. 11T
Low Sprocket: Max. 36T/Min. 34T
Total Capacity: 40T
Max Front Difference: 17T
Pulleys: sealed bearing
Charging cable: EW-EC300
Mount: Direct attachment (conventional)
Weight: 310g.
Color: Black
PLU: 77414
SHIPPING & DELIVERY
Free Shipping
We offer free shipping on orders over $99 NZD*. Orders under this threshold incur a flat rate of $7.20**
*Excludes large or bulky items, which are charged between $25.00 and $100.00, depending on size, weight, and delivery location. Shipping is calculated at checkout.
**Rural delivery surcharge: An additional $6.00 is applied to rural addresses.
Click & Collect
Prefer to pick up your order? Select Click & Collect at checkout and collect from any Pushbikes store. Note: Some products are drop-shipped from our suppliers and may not be ready for immediate collection. We'll notify you when your order is ready.
Delivery Time Frames
In-Stock Items:
Orders for items in stock at our store are dispatched within 1–2 business days (weekdays) of payment. Orders placed after 3 pm will be processed the following business day. Please allow an additional 2 days for rural delivery.
From Supplier
Items shipped directly from our suppliers are usually dispatched within 2–4 business days. Some may take up to 8 business days, depending on the supplier. Estimated delivery times are shown on each product page. Rural deliveries may take an extra 2 days.
Tracking Information
You'll receive a tracking number by email as soon as your order has been dispatched. If you haven’t received tracking details within your expected delivery window, please contact us to confirm.
Shipping Bikes
- Giant, LIV, and Norco bikes are not eligible for shipping due to brand warranty and dealer policies. These must be collected in-store, fully assembled.
- Electric bikes cannot be shipped due to Dangerous Goods restrictions (lithium batteries). These are available for Click & Collect only.
- Other bikes can be shipped with the following rates:
- Kids bikes: $25.00
- Standard bikes: $75.00
Shipping rates are automatically calculated at checkout. If your bike falls outside this standard pricing (e.g., large-size mountain bikes or freight to remote areas), we may adjust the shipping cost. If you're unsure, feel free to contact us before ordering.
Processing of bikes can take up to 7 days if they are needing to be shipped from our suppliers.
Returns and Warranty
For information about returning a product or submitting a warranty claim, please see our Returns and Warranty Policy here.
Questions
If you're unsure about shipping rates or have any questions, get in touch with us with any questions.