X4 Rear Derailleur

The X4 Rear Derailluer combines the best elements of SRAM shifting with a stylish design in an affordable price point. Intelligent material selection yields a lightweight high performance derailleur. A compelling option for your 7-,8- or 9-speed shifting needs. 

Some variations of this product featured on this page are not available for purchase and are installed on bicycles as original equipment only. See your dealer for details.

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Specs

Specifications for X4 Rear Derailleur

Speeds9/8/7-speed
MaterialAlloy B-knuckle , Alloy outer link
Weight280g (long cage)
ColorsSilver, Black
Outer CageSteel
Compatibility1:1®
Inner CageGrilon® Composite
BearingsBushing
Cage SizesLong, Medium
PulleysReplaceable pulleys

Technology

1:1®

1:1 Actuation is superior by design. Every unit of cable you pull moves the derailleur the same amount. Actuation stays precise and fluid slogging through mud, bouncing off rocks, rutting through roots wherever you find yourself, whatever conditions you're in. It's dependable. Tolerant. Easiest to set up. Easiest to adjust. And, not coincidentally, the top choice of the top MTB riders. Got it? Good.

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Direct Route™

Here's the dirt on middlemen: they suck. That's why Direct Route Technology doesn't have one. Instead, the cable routes directly to the actuation mechanism. Result? Less friction. Less effort. More oomph. Plus it's impervious to cable housing damage. Nice.

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Service

Documents Available for X4 Rear Derailleur

See more documents available for SRAM MTB products.


SRAM Warranty (2.19 MB, PDF)

EN, DE, ES, FR, IT, NL, PT, JA, ZH, PL, DA, CS, EL, RO, FI, SV, GA, BG, MT, SK, SL, HU, ET, LV, LT, KO, RU
28 Pages Updated June 16, 2015