Posies Super Slide 29-31R Rear Leaf Spring, 28-31 Ford Model A
Posies Super Slide 29-31R Rear Leaf Spring, 28-31 Ford Model A
Posies Super Slide Springs

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#5802931

Posies Super Slide 29-31R Rear Leaf Spring, 28-31 Ford Model A

  • It is constructed from high grade tempered steel
  • This rear leaf spring has a 48-1/2" perch center
  • Will provide you with a 2.5" drop in ride height
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Perch Center:

48-1/2 Inch

46-1/2 Inch

$536.99

/each

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Product Summary

Rear Position, Reverse Eye Leaf Spring Eye Type

  • It is constructed from high grade tempered steel
  • This rear leaf spring has a 48-1/2" perch center
  • Will provide you with a 2.5" drop in ride height
  • Specifically designed for the 1928-1931 Ford Model A
  • Underside spring height measures 15.5" and has an overall width of 2.25"
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Key Specs

MFG. Part #29-31R
BrandPosies Super Slide Springs
PositionRear
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Posies Super Slide Springs 29-31R Details

This Posies Super Slide transverse rear leaf spring features a domed pocket at the end of each spring leaf which houses a moly-nylon button. The buttons reduce friction between the spring leaves resulting in a smooth, comfortable ride. This spring is computer designed to offer a lowered stance while maintaining proper load capabilities.

  • Constructed from high grade tempered steel
  • Natural finish
  • 48-1/2" perch center
  • 2.5" drop 
  • 15.50" underside spring height
  • 2.25" overall width 
  • For 1928-31 Ford Model A

Posies Super Slide Springs 29-31R Specifications

KEY SPECS
MFG. Part #29-31R
BrandPosies Super Slide Springs
PositionRear
GENERAL
Leaf Spring Eye TypeReverse Eye
Length Eye to Eye39.5"
Leaf Spring Width2-1/4 Inch
Spring Height (Underside)15.5"
Material TypeSteel
FinishNatural
Sold in QuantityEach

Ratings & Reviews

4.6

5 Reviews

Overall Assessment

Customers appreciate the product for its high quality and practicality, coupled with the ability to efficiently lower vehicle height. Noted for its easy installation process, customers also esteem its adjustability, evident in the feature to remove leaves as needed. The product stands out in comparison to competitors, with users willing to repurchase if necessary. Reviews also highlight the product's efficacy in meeting user needs for their Model A vehicles, confirming its suitability and performance.

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4.6

5 reviews

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I would buy this again if needed.

5.0

3 years ago

?

Red Bay, AL

Verified

Easy to install and lowered my car perferct.

Would Recommend

Worth the wait due to covid, not Posie's or Speedway.

5.0

3 years ago

RB35

EC, MD

Verified

With reverse eyes, it was a challenge to install, but got it on.

Would Recommend

Rear leaf Spring for Model A

5.0

4 years ago

Herb

Exeter

Verified

Will install to lower my 30 coupe. Have not installed it yet. After the holidays I'll get er done! Appears to be a good product

Would Recommend

Customer review image

Yed

3.0

7 years ago

Dan

Scott's valley cal.

Verified

Able to remove 2 leaves, for the height I desired, still plenty of spring.

Nice spring.

5.0

8 years ago

Happy Sumberros

Tucson, Az

Verified

Quality Model A spring.

Would Recommend

Showing 5 of 5 reviews

Questions & Answers

2 Questions • 3 Answers

If I install this to a stock Model A Coupe 30-31. can I remove a couple leafs to get 3" drop without hitting the frame rails at both ends of the leaf?

by LODAC

• 8 years ago

2 answers

View Answers

I bought this spring a year ago and now installing. It seems to be small. I'm going to have to really stretch this this thing. Putting it on a stock model a Tudor

by Tudor mark

• 11 years ago

1 answer

View Answer

2 of 2 questions shown

Fitment

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