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#91639031
Dropped Semi-Elliptical Gasser Axle Kit, Ford Spindle, 4 Inch Drop
- Semi-Elliptical 'Gasser' front end kit
- 37-'48 early Ford Spindles
- Universal application with adjustable spring pads for different frame widths
$703.99
/kit
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$717.96
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Product Summary
Universal Fit, Straight Axle Front Suspension Type
- Semi-Elliptical 'Gasser' front end kit
- 37-'48 early Ford Spindles
- Universal application with adjustable spring pads for different frame widths
- Welding required
- Includes 4" dropped axle-2" O.D., two axle pads and U-Bolts, two 1 3/4" spring shackles with bushings, two frame mounting brackets, two 31 1/4" six-leaf springs 1 3/4" wide
Comes as a Kit
View Kit Components
Key Specs
| MFG. Part # | 91639031 |
| Front Suspension Type | Straight Axle |
| Suspension Height Adjustment | 4 Inch Lowered |
| Control Arm Style | Not Included |
| Shock Type | Not Included |
Need To Know
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Return PolicySpeedway Motors 91639031 Details
Speedway Motors 91639031 Details
Black steel, universal application, professionally engineered. Spring pads to be welded to the axle by the builder and are therefore adjustable on the axle for different frame widths. For 1937-1941 Ford style spindles.
Kit includes:
- 48" double bend tube axle w/ welded ends (0.250" wall tubing)
- two axle pads and U-bolts
- two 1-3/4" spring shackles w/ nylon bushings
- two frame mounting brackets
- two 32" 6-leaf springs
- all hardware
Item Details
'for ''37-''41 Ford style spindles.'
- Not For Off-Road Race Use
Charts
916-3903 Instructions (PDF)
Gasser Build Info (PDF)
Specs
- Spring Arch: 4-3/4"
- Total Leaves: 6 (each 1/4" thick)
- Spring Rate: 400 lbs/inch
- Axle Tube: 2.00" O.D.
- Axle Width: 48" kingpin center-to-center
Guides & Documents
Speedway Motors 91639031 Specifications
Speedway Motors 91639031 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91639031 |
| Brand | Speedway Motors |
| Front Suspension Type | Straight Axle |
| Suspension Height Adjustment | 4 Inch Lowered |
| Control Arm Style | Not Included |
| Shock Type | Not Included |
| Spring Type | Leaf Spring |
| Finish | Natural |
| Rotor Diameter | Not Included |
| Spindle Style | Ford Custom |
| Dropped Spindles | No |
| Dropped Axle | Yes |
| Dropped Control Arms | No |
| Front Leaf Spring Style | Semi-Elliptical Gasser |
| Spindles Included | No |
| Brakes Included | No |
| Steering Included | No |
| Welding Required | Yes |
| GENERAL | |
| Straight Axle Style | Tube |
Ratings & Reviews
4.8
5 Reviews
Customers highly praise our product for its superior quality and precise dimensions, considering it a perfect upgrade for their needs. Additionally, its heavy-duty construction is appreciated. Its complete kit feature enables a successful, hassle-free conversion process just like the old days, reflected in precise, easy-to-follow instructions. It stands out on the market due to its superior aspects, including usability and outstanding material quality, making it a highly recommended and time-saving solution.
Ratings & Reviews
4.8
5 Reviews
Customers highly praise our product for its superior quality and precise dimensions, considering it a perfect upgrade for their needs. Additionally, its heavy-duty construction is appreciated. Its complete kit feature enables a successful, hassle-free conversion process just like the old days, reflected in precise, easy-to-follow instructions. It stands out on the market due to its superior aspects, including usability and outstanding material quality, making it a highly recommended and time-saving solution.
4.8
5 reviews
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Great product!
5.0
7 months ago
Lenny
Canada
Verified
Looks great under the truck! Quality material! Happy with purchase.
Would Recommend
Good Tolerance
4.0
4 years ago
The Hanse
Kenosha, WI
Verified
The side to side dimensions for the drop and spindle boss angle were very close. It shoild work fine.
Would Recommend
Perfect upgrade
5.0
8 years ago
Mot-Ratt
Phoenix, Az.
Verified
Great quality.
Would Recommend
Heavy duty and well made!
5.0
9 years ago
Fonzy
Charles city, ia
Verified
Big time saver.Looks great!
Would Recommend
Great kit!
5.0
15 years ago
Camaroholic
Post Falls, Idaho
Excellent kit! Included everything I needed to convert my Nova to a gasser, just like we did in the day! Instructions were precise and complete. Quality was outstanding! Thanks Bill!
Would Recommend
Showing 5 of 5 reviews
Questions & Answers
Questions & Answers
4 Questions • 4 Answers
I am putting a straight axle in my '48 Anglia. Which is better "a cross steer using a Vega box" or using " a reverse Corvair box style with drag link with parallel leaf springs"?
by Bob
• 10 years ago
1 answer
View Answer
Will this axle kit fit properly for a 1962 Ford fairlane. The car does not have a front end on it so not sure what would be the correct width.
by Jim
• 10 years ago
1 answer
View Answer
What is the measurement from spring to spring width? How do I know if the spring width is the same width as my frame? Looking to build a 1965 Falcon Thanks Todd
by RodsterTodster
• 11 years ago
1 answer
View Answer
What is the spring rate? Do they sell these leaf springs separate from the axle? If so what is the part number.
by JKD123
• 11 years ago
1 answer
View Answer
4 of 4 questions shown