Founded in the early 80’s in Southern California, under the company name of Suspension Techniques. Suspension Techniques developed many innovative products and solutions in response to market demands. Utilizing quality materials, modern technologies, and streamline processes Suspension Techniques was able to provide excellent value for their product in the marketplace. Suspension Techniques soon established themselves as a recognized name in the Sport Compact suspension tuning industry. This success helped garner the attention of many enthusiasts and tuners resulting in a strong growth in the brand in the USA.
The Sporttech & Speedtech lowering springs along with the Suspension Techniques Sway Bar kits became a household name in the tuning scene in the 80's and 90's, being referred to in many circles simply as ST. In 1995 this attention attracted a new owner, Belltech Sport Trucks, who brought a whole new dimension to the ST lineup. With the acquisition ST was relocated from southern California to Fresno CA.
In 2005, the German suspension manufacturer KW automotive GmbH, well known internationally for their KW Coilover height adjustable suspension systems, purchased both Belltech Sport Trucks and Suspension Techniques and launched KW automotive North America Inc. With the name purchase and a formal name change of the brand to it’s current nameplate of “ST suspensions”. The infusion of the technology from ST’s new parent company took ST's game to a whole new level, increasing not only its application range coverage, but adding the innovative ST Coilover program, which was modeled after a galvanized KW Variant 1 coilover design.
With this influx of worldwide technology, staff, and engineering base ST boasts one of the largest application ranges and largest distribution chains of any suspension manufacturer in North America.
Chevrolet Camaro Coilover Suspension Kit - ST Suspensions - ST X - `10-`15

Chevrolet Camaro Lowering Springs - ST Suspensions - ST Sport-tech - `10-`15

Chrysler 300 C RWD Coilover Suspension Kit - ST Suspensions - XA-Height Adjustable - `15-`20

Chrysler 300C 2WD Coilover Suspension Kit - ST Suspensions - Sport-Tech - `04-`10

Chrysler 300C 2WD Lowering Springs - ST Suspensions - Sport-tech - `04-`10

Chrysler 300C 2WD Lowering Springs - ST Suspensions - ST Sport-tech - `04-`10

Chrysler 300C Coilover Suspension Kit - ST Suspensions - Sport-tech Twin-Tube Damper Technology - `04-`10

Chrysler 300C Coilover Suspension Kit - ST Suspensions - ST X - `04-`10

Chrysler 300C Coilover Suspension Kit - ST Suspensions - ST X Coilover - 2011

Dodge Challenger Coilover Suspension Kit - ST Suspensions - Adjustable - 2011

Dodge Challenger Coilover Suspension Kit - ST Suspensions - Adjustable - 2011

Dodge Challenger Coilover Suspension Kit - ST Suspensions - Sport-Tech - `09-`10

Dodge Challenger Coilover Suspension Kit - ST Suspensions - Sport-tech Twin-Tube Damper Technology - `09-`10

Dodge Challenger Coilover Suspension Kit - ST Suspensions - ST X - 2011

Dodge Challenger Coilover Suspension Kit - ST Suspensions - ST X - `09-`10

Dodge Challenger Coilover Suspension Kit - ST Suspensions - ST XA-Height Adjustable - `11-`20

Dodge Challenger Lowering Springs - ST Suspensions - Sport-tech - `09-`10

Dodge Charger Coilover Suspension Kit - ST Suspensions - Adjustable - 2011

Dodge Charger Coilover Suspension Kit - ST Suspensions - Adjustable - 2011

Dodge Charger Coilover Suspension Kit - ST Suspensions - Sport-Tech - `06-`10

Dodge Charger Coilover Suspension Kit - ST Suspensions - Sport-tech Twin-Tube Damper Technology - `06-`10

Dodge Charger Coilover Suspension Kit - ST Suspensions - ST X - `06-`10

Dodge Charger Coilover Suspension Kit - ST Suspensions - ST X Coilover - 2011

Dodge Charger Coilover Suspension Kit - ST Suspensions - XA-Height Adjustable - 2011

Dodge Charger Lowering Springs - ST Suspensions - Sport-tech - `06-`10

Dodge Charger Lowering Springs - ST Suspensions - ST Sport-tech - `06-`10

Ford Mustang Coilover Suspension Kit - Front - ST Suspensions - XTA Coilovers with Adjustable Damping - `05-`14

Ford Mustang Coilover Suspension Kit - ST Suspensions - Sport-tech - `05-`14

Ford Mustang Coilover Suspension Kit - ST Suspensions - ST X Coilover - `05-`14

Ford Mustang Coilover Suspension Kit - ST Suspensions - ST XTA Adjustable - `15-`17

Ford Mustang Coilover Suspension Kit - ST Suspensions - ST XTA Adjustable - `18-`23

Ford Mustang Coilover Suspension Kit - ST Suspensions - ST XTA Height/Rebound Adjustable - `18-`23

Ford Mustang Coilover Suspension Kit - ST Suspensions - X-Height Adjustable - `15-`17

Ford Mustang Coilover Suspension Kit - ST Suspensions - XA Adjustable Coilovers w/ Rebound Adjustment - `18-`23

Ford Mustang Coilover Suspension Kit - ST Suspensions - XA Adjustable with Rebound Adjustment - `18-`23

Ford Mustang Coilover Suspension Kit - ST Suspensions - XTA Plus 3 Adjustable Coilover - `18-`23

Ford Mustang Coilover Suspension Kit - ST Suspensions - XTA-Plus 3 Adjustable - `15-`17

Ford Mustang Lowering Springs - ST Suspensions - ST Sport-tech - `05-`14

Ford Mustang Suspension Shock Absorber Kit - ST Suspensions - Sport-Tech - `05-`14

Ford Mustang Swaybar Adapter - Rear - ST Suspensions - STS - `05-`14

Honda Civic Coilover Kit - ST Suspensions - ST X - 1.5-1.6 (4cyl.) - `92-`95

Honda Civic Coilover Kit - ST Suspensions - ST XTA Height Adjustable Coilovers - 2.0T - `17-`21

Honda Civic Coilover Suspension Kit - ST Suspensions - ST X - `22-`23

Honda Civic Coilover Suspension Kit - ST Suspensions - ST X Coilover - 2.0L - `06-`11

Honda Civic Coilover Suspension Kit - ST Suspensions - ST X Height Adjustable - 2015

Honda Civic Coilover Suspension Kit - ST Suspensions - ST XA - `22-`23

Honda Civic Coilover Suspension Kit - ST Suspensions - ST XA Adjustable Coilovers w/ Redound Adj. - 1.5-1.6 (4cyl) - `92-`95

Honda Civic Coilovers - ST Suspensions - ST XA Adjustable - 1.6 (4cyl.) - `96-`00

Honda Civic Lowering springs - Front - ST Suspensions - ST XTA Height Rebound Adjustable Coilover Kit w/ Top Mounts - `15-`21

Honda Civic Lowering springs - ST Suspensions - Adjustable Lowering Springs for Type-R (FK) w/ Electronics Dampers - `17-`21

Honda Civic Lowering Springs - ST Suspensions - Sport-tech - `01-`04

Honda Civic Lowering springs - ST Suspensions - ST Sport-tech, Type-R (FK8) - 2.0T (4cyl.) - `17-`21

Honda Civic Lowering springs - ST Suspensions - ST X Coilover - 1.6 - `96-`00

Honda Civic Lowering springs - ST Suspensions - ST X Coilover - `88-`91

Honda Civic Lowering springs - ST Suspensions - Type-R FK8 ST XA - 2.0T - `17-`21

Honda Civic Lowering springs - ST Suspensions - XTA-Plus 3 Adjustable Coilovers - 2.0T - `17-`21

Honda Civic Suspension Stabilizer Bar Kit - ST Suspensions - ST Anti-Swaybar Set - `92-`95

Honda Civic Sway Bar - Rear - ST Suspensions - ST Rear Anti-Swaybar - 1.5+1.6 (4cyl.) - `88-`91

Honda Civic Swaybar Set - ST Suspensions - Adjustable - 1.5+1.6 (4cyl.) - `88-`91

Honda Civic Swaybar Set - ST Suspensions - ST Anti-Swaybar Set - 1.6L - `96-`00

Honda Civic Swaybar Set - ST Suspensions - ST Suspensions Anti-Swaybar Set - 1.3+1.5 (4cyl.) - `84-`87

Jeep Grand Cherokee - STS Lowering Springs

Nissan 350Z Sway Bar Bracket - Front - ST Suspensions - Anti-Swaybar - `03-`08

Nissan 350Z Swaybar Adapter - Rear - ST Suspensions - Anti-Swaybar - `03-`08

Nissan 350Z Swaybar Set - ST Suspensions - Anti-Swaybar - `03-`08

Nissan 370Z Coilover Suspension Kit - ST Suspensions - XTA Adjustable

Porsche Boxster STS Coilover

Porsche Boxster STS Coilover

Subaru BRZ Coilover Kit - ST Suspensions - Adjustable Height + Aluminum Top Mounts + Adjustable Damping - `12-`21

Subaru BRZ Coilover Kit - ST Suspensions - Adjustable ST X - 2013+

Subaru BRZ Coilover Kit - ST Suspensions - XA - Adjustable Rebound Damping - `12 - `21

Subaru BRZ Coilover Kit - ST Suspensions - XTA-Plus 3 Adjustable - `12 - `21

Subaru BRZ Lowering Springs - ST Suspensions - ST Sport-tech - `12-`21

Subaru BRZ Sway Bar - Rear - ST Suspensions - Adjustable - `12-`21

Subaru BRZ Sway Bar Set - ST Suspensions - Adjustable Anti-Swaybar Set - `12-`21

Subaru BRZ Swaybar Adapter - Front - ST Suspensions - Anti-Swaybar - `12-`21

Subaru Impreza Coilover Kit - Front - ST Suspensions - XTA Adjustable - `04 - `07

Subaru Impreza Coilover Kit - ST Suspensions - Height Adjustable - Aluminum Top Mounts - Adjustable Damping - `02 - `07

Subaru Impreza Coilover Kit - ST Suspensions - ST X - `02 - `03

Subaru Impreza Coilover Kit - ST Suspensions - ST XA - `04 - `07

Subaru Impreza Coilover Kit - ST Suspensions - X Height Adjustable - `01 - `07

Subaru Impreza Suspension Lift Kit - ST Suspensions - ST X Coilover - `04-`07

Subaru WRX Coilover Kit - ST Suspensions - ST X Coilover - `02 - `07

Toyota GR Supra Suspension Lowering Springs - ST Suspensions - Adjustable - 2019
