Shock Hand Dyno with Trek DCRV shock and trunnion mount

Shock Hand Dyno testing eMoto Racingbros and KKE Ultra Bee rear shocks

Shock Hand Dyno with easy pivot change with sliding pin

Shock Hand Dyno with Ohlins piggyback clearance

Shock Hand Dyno with Specialized strut body mount adapter

Shock Hand Dyno with Specialized Epic clevis mount

OSO Shock Hand Dyno - Fall Sale (price drop)

$949.00 $1,220.00

High-Quality CNC-Machined Shock Hand Dyno used by top Engineers, race technicians, and MTB & Suspension Companies! Available for EVERYONE!!!

International Shipping costs should show up when you enter shipping address, otherwise please email us for current shipping costs. FYI, these are in the process of being updated.

Key features:

Tight tolerance precision machined parts for a solid feel when diagnosing and checking shocks/dampers. Less play equals less noise and distractions when checking on product performance.
Long dyno handle for better higher compression force leverage, offering easier compression of the shocks and diagnosing shock performance.
Tall dyno tower to fit the smallest to largest MTB shocks, including Mini/Small/Mid-Size Moto and eMoto rear shocks! Max Length ~ 15.5in (395mm).‍ Pivot has an easy slip removable pin for quick height adjustments to adjust for different length shocks, if needed.

High-Quality CNC-Machined Shock Hand Dyno used by top Engineers, race technicians, and MTB & Suspension Companies! Available for EVERYONE!!!

International Shipping costs should show up when you enter shipping address, otherwise please email us for current shipping costs. FYI, these are in the process of being updated.

Key features:

Tight tolerance precision machined parts for a solid feel when diagnosing and checking shocks/dampers. Less play equals less noise and distractions when checking on product performance.
Long dyno handle for better higher compression force leverage, offering easier compression of the shocks and diagnosing shock performance.
Tall dyno tower to fit the smallest to largest MTB shocks, including Mini/Small/Mid-Size Moto and eMoto rear shocks! Max Length ~ 15.5in (395mm).‍ Pivot has an easy slip removable pin for quick height adjustments to adjust for different length shocks, if needed.

Diagnose rear shock issues with this key fixture—a must-have for every suspension engineer and technician. With only the shock on the dyno, you can:

Check compression and rebound adjustment range and resolution
Confirm full travel and IFP clearance
Check friction
Test for adequate gas charge
Check for any bleed or parts issues
Aid in installation and removal of air sleeves

PRECISION CNC MACHINED Mounting hardware designed to work with STANDARD, METRIC, and TRUNNION eyelets developed by most suspension companies over the past 30+ years.

Trunnion mount accepts:

Metric Trunnion (M10 threads) 54mm wide
Trek Trunnion (M10 threads) 40mm wide
Trek Trunnion DCRV extra volume (taller) eyelet
***Trek ‘thru-shaft’ clevis shocks will work with current mounts, but hardware was not specifically designed for it. One can set it up though so you can with the parts provided.***

Pins fit the following eyelet bores:

8mm
10mm
12mm
0.5in
15mm

Specialized custom shock parts:

Sliding Pin for Epic Brain clevis shocks
Strut Body adapter

Videos, manual, and additional tech tips can be found in Support.

***PLEASE email us with any product, shipping, or check-out questions!***

“I’m lucky to have the shock hand dyno already in my shop and I can tell you, this is top quality! I’ve been wanting these tools for a long long time.”

— Trail Head Cyclery in San Jose, CA

OSO Shock Hand Dyno - Fall Sale (price drop)

Used by FOX, ROCKSHOX, SPECIALIZED, and TREK, along with their approved service shops and retailers.