SHIMANO
✓Price
$57.21
Shimano GRX RD-RX400 GRX 10-speed rear derailleur, Shadow+, for double, Black
★★★★★
$57.21
Quantity
1
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About this item
- Material: Other
- Quiet and smooth shifting system for uneven terrain
- Package dimensions: 9.8 L x 17.6 H x 12.6 W (Zm)
- Adjustable chain stabilizer prevents the chain from jumping out
- Smooth and reliable shifting in changing ground conditions
- Department: unisex
Product description
The Shimano GRX RD-RX400 rear derailleur is designed for 2x10-speed gravel and adventure cycling. It features Shimano's Shadow+ technology for a quiet and smooth shifting experience, even on rough terrain. The adjustable chain stabilizer prevents chain jumping, ensuring reliable shifting performance in varying conditions. Compatible with cassettes up to 36T. Ideal for riders seeking dependable and consistent performance on gravel roads and beyond.
Product details
Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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