Product Summary

Front Position, Mustang II Crossmember Type, Steel

  • This bolt in crossmember design makes it easy for the average DIY hobbyist to ugrade to Mustang II independent front suspension
  • Fits 1935 to 1940 Ford passenger cars and 1935 to 1941 Ford half ton pickups
  • Final ride height is approximately 3" to 4" lower than stock giving you a perfect hot rod stance
  • Threaded spring adjusters allow you to fine tune ride height even with standard style springs and shocks
  • Comprehensive step by step instructions are included to allow you to install this crossmember without the need for a welder

Key Specs

MFG. Part #91043540
Crossmember TypeMustang II
Crossmember StyleBoxed
Attachment StyleBolt-on

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Speedway Motors 91043540 Details

Our bolt-in Mustang II suspension kit for 1935-1940 Ford passenger car and 1935-1941 Ford half-ton pickup includes all hardware and instructions.

  • Completely bolt in - no welding required
  • Based on proven Mustang II geometry
  • Complete with bolt in boxing plates to reinforce the frame
  • Interlocking design for ultimate strength
  • Final ride height is approximately 3"-4" lower than stock
  • Threaded adjusters to fine tune ride height
  • Full lower A-arms required with this crossmember (strutless type)

Learn how to properly install this bolt-in kit by reading Street Rodder Magazines tech article.  No-Weld IFS Crossmember - Bolt-In Independence.

Note: We have available bolt on engine mount kits to work in conjunction with this crossmember for both the Small Block Chevy and Small Block Ford applications.

Note:  This crossmember must be used with the non-strut rod type lower control arms.  As designed, it will not work with stock type or the O/E type lower control arms that make use of a strut rod.

Item Details

'''35-''40 Ford car & ''35-''41 Ford pickup'


Speedway Motors 91043540 Specifications

MFG. Part #91043540
BrandSpeedway Motors
Crossmember TypeMustang II
Crossmember StyleBoxed
Attachment StyleBolt-on
Steering System CompatibilityPower Rack and Pinion
Control Arm CompatibilityTubular | Strutless
Tie Rod Extensions RequiredNo
Material TypeSteel
Ride Height (w/Stock Spindles)3" to 4" Lowered
Material Thickness0.19"
Hardware IncludedYes
Sold in QuantityKit
NotesIncludes crossmember, spring towers, and boxing plates.