Compatible with '37-'48 Ford spindles, Keeps your wheels inside the fenders, Allows for a lower ride height with adequate tire clearance, Features 4 inch drop and is designed as a replacement Ford front axle, Sized by original mount specs, making conversion easy Speedway Forged 4 Inch Drop I-Beam Front Axle, Plain Sku # 91035140 Mfr. Part # 91035140 Condition New Brand Speedway Motors Sold Each Details These forged steel drop axles are perfect for your next street rod project! Our dropped front axle sizes keep the wheels inside the fenders. Keeping the wheels tucked in the fenders allows for a lower ride height with adequate tire clearance. All of our I-beam axles feature a 4 inch drop and are designed as a replacement Ford front axle. With a versatile design, these dropped axles also allow you to use your stock 1937-48 Ford spindles or our Ford I-beam reproduction spindles. 47" wide from king pin centers, our street rod axles are sized according to original mounting specs, making a stress free conversion for your classic Ford styled front end.
- 1-piece forged steel design
- Axle forging is ground smooth and bead blasted for a superior finish
- 4" drop
- 47" wide (king pin centers)
- Accepts stock '37-'48 Ford spindles or Speedway Ford-style reproduction spindles
- 34" spring perch centers
- Use with 29" cross spring
- 2-1/4" tall wishbone boss
Note: In order to use this axle with 2 inch wishbones, you will need to machine the inside of your wishbones and/or the axle for them to work together. The spring perch bosses on stock Model A wishbones are 2-1/4 inches, as are '37-and-later Fords, but '32-36 Ford wishbones come in at 2 inches.
Specs Spindle Style Ford Stock Straight Axle Style Solid I-Beam King Pin Centers 47" Drilled No Dropped Axle Yes Suspension Height Adjustment 4 Inch Lowered Finish Natural Material Type Steel Perch Centers 34.00" King Pin Diameter .812" Sold in Quantity Each MFG. Part # 91035140 Notes 950812 REAMER .81291032121 KING PIN SET Reviews l like it Rated by omer on October 25, 2025
Summary: put in a 1926 dodge bros sedan with a few modified parts but worked perfick
Yes, I recommend this product.
Yes I will buy again Rated by Drew on August 24, 2025
Summary: Excellent product Excellent quality Speedway Motors you sell the best parts.
Yes, I recommend this product.
Quality axle at good price Rated by JoeC on November 27, 2024
Summary: Bought this axle for a 1929 Model A project I am working on- It looks to be high quality and the cost was very affordable.
Yes, I recommend this product.
yes Rated by Jeff on March 17, 2021
Summary: Well made
Yes, I recommend this product.
I would purchase this axle again! Rated by Rusty on November 03, 2020
Summary: In the hot rod world, finding a quality early ford axle and relating hardware is made easy with Speedway!
Yes, I recommend this product.
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