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Strange Ultra Strut Package
Double Adjustable
11" Four Piston Carbon Brake Kit


Part Number: PSS225

Drag Race Use Only

Pro Stock / Pro Mod
Using Weld® 15″ x 3.5″ 4 1/2″BC wheels with 2.25″ backspace


Compact design suits low profile body styles
Integral body & spindle allows piston to travel below spindle center-line
Provides additional stroke in a confined space and greater shaft stability

Provides the ability to tune each direction of travel in the front suspension
Two external adjusters offer individual control for rate of extension & compression

Strut Package Includes

Stud Mount Ultra Struts
• Stainless steel heat treated bodies – Made in USA
• Separate adjustments for extension & compression rate
• Valved specifically for high horsepower vehicles
• Custom valving available
• Choice of 2.50″ or 3.50″ stroke
• 1″ internal travel limiter available on request
• Designed, machined, & assembled by Strange Engineering

Top Spring Seats with Encased Torrington® Bearings
• Reduces steering friction
• Allows height adjustments without springs binding

Billet Aluminum Steering Arms
• Provides stiffness while remaining lightweight
• Includes chrome moly rod ends for outer tie-rods

Lower Control Arm Fabrication Kit – S3418 / S3419
• Semi-finished TIG Welded 4130 lower control arms
• Inner tubing adapters
• Teflon® lined spherical ball LCA bearings
• Choice of 7/16″ or 1/2″ Teflon® lined chrome moly rod ends
• NAS bolts, ESNA flanged locking nuts, & 3AN washers

Premium Hyperco Springs
• Chrome silicone steel
• Magnaflux inspected
• Dark blue powder coated
• Choice of spring rate

Four Piston Low Drag Carbon Brake Kit – C4700WC *
• 11″ carbon rotors
• Billet aluminum hubs with integral rotor mounts
• Four piston billet aluminum calipers with retracting insulated pistons
• Carbon brake pads
• Billet aluminum caliper mounts
• Provides increased starting line holding power while reducing friction

* Please visit brake kit for complete information


Provides the most weight transfer

3.50″ With 1″ Internal Travel Limiter – 2.50″ Stroke
When the taller body is preferred, but with less stroke

The most compact version of this strut

It is best to consult your chassis builder for their recommendations

This Kit Doesn’t Include:

Bearings, Races, or Seals
Tapered bearings, races and seals are available

Brake Hoses & Lines
Calipers are tapped 1/8″ NPT and supplied with male 3 AN fittings

Mono Tube Version of This Package Available – PSS215M

For any questions regarding this package, please contact a Strange Sales Associate

This product is only available from an Authorized Strange Dealer or Factory Direct Call - 800-646-7618 or Email Us


Ultra Strut pkg. / Double externally adjustable / 4 piston carbon brake kit

Additional information

Weight 56.0 lbs