WS - ShockStop PRO Suspension Stem
WS - ShockStop PRO Suspension Stem
Titanium hardware and weight-reducing CNC machining takes the ShockStop PRO Suspension Stem to the next level of performance. Enjoy the same shock-reducing benefits of the standard ShockStop Stem with 15% less weight and a premium finish. Whether you're on a local group ride, or exploring gravel back roads, the ShockStop Stem will make your ride smoother, faster, and more comfortable.
The new ShockStop PRO Stem blends seamlessly with the aesthetic of modern bikes, while reducing fatigue and strain. Along with the ShockStop Suspension Seatpost, this system works together to suspend the rider and smooth out rough terrain on the bike you already own, making your ride smoother, faster, and more comfortable.
Benefits:
• Go further - reduce fatigue from bumps and vibrations
• Ride faster - energy that is normally wasted suspending your body is converted into forward motion
• Take control - customize your suspension feel to float over obstacles and maintain control over rough terrain
Details:
• Titanium Hardware
• 15% Reduction in Weight over standard ShockStop
• Refined premium finish
• The ShockStop Stem in available in +/-6 degree angle with 80mm, 90mm, 100mm, 110mm, and 120mm lengths
• Effective suspension travel:
- Up to 20mm
• Includes 5 swappable elastomers to fine tune your riding style
• Check technical specs for compatibility
What's in the Box:
• 1 x ShockStop PRO Stem
• 5 x swappable elastomers (2 pre-installed, 3 additional in box)
• All required hardware
Technical Specifications
Technical Specifications
Weight 220 g +/- 6 deg, 80mm
229 g +/-6 deg, 90mm
234 g +/-6 deg, 100mm
240 g +/-6 deg, 110mm
248 g +/-6 deg, 120mmSteerer Clamp Diameter (A) 1-1/8 inch (28.6 mm) Handlebar Clamp Diameter (B) 31.8 mm Effective Travel Up to 20mm Material 6061 T6 aluminum Rider Weight Limit 135 kg (300 lb) Steerer Tube Clamp Stack Height 40mm Intended Use ASTM F2043 Class 2 - For on and off-road riding and drops less than 15cm (6").
FAQ
FAQ
How do I choose the right length and angle for my bike?
We put together a set of instructions that can help you determine the length and angle of your existing stem and provide guidance on what to chose based on riding style - check it out here.How is the ShockStop Stem different from other suspension stems?
There are a lot of ways the ShockStop is different - so many in fact, we wrote a whole blog post about it. Check it out here.Can I put the ShockStop Stem on my mountain bike?
Yes and No. The suspension travel on the ShockStop (1-2cm) is optimized for the types of bumps you typically encounter on roads and light trails. So, the ShockStop Stem is not going to provide the same suspension feel as a typical mountain bike front fork suspension, which will have closer to 10-15cm of travel. However, if you use your bike primarily on the lighter trails (i.e. not aggressive downhill) and you’re looking to take the edge off of an otherwise stiff frame (e.g. a bike with a rigid front fork), then the ShockStop could be exactly what you’re looking for. The ShockStop Stem is not designed to be used on a mountain bike riding on technical downhill singletrack and if used in these conditions could become damaged and lead to serious injury.To read more Frequently Asked Questions, click here.
Instructions
Instructions
Download Instructions (PDF):
Instructions - ShockStop Suspension Stem - 90-120mm lengths
Instructions - ShockStop Suspension Stem - 80mm length
Installing the ShockStop Stem (see below for 80mm elastomer install details):
Elastomer Install and Removal for 80mm ShockStop Stem:
Elastomer Selection Chart:
(See instructions and video for elastomer installation details)

The above chart provides a good starting point when first setting up the stem. The chart below shows the full list of elastomer combinations, in order of increasing stiffness:

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