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Product Summary

Universal Fit, 6.00" Thread Length, 2.50" Overall Width

  • This 1" lowering block kit includes just what you need to drop your car's leaf spring rear suspension
  • Extruded aluminum lowering blocks are 2-1/2" wide and 5" long
  • U-bolts fit 3" diameter axle housings and are 10" long to fit a variety of applications
  • U bolts are a premium steel construction and are zinc plated for corrosion resistance
  • Drops the ride height on vehicles with the axle mounted on top of the leaf springs
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Key Specs

MFG. Part #91043808
BrandSpeedway Motors
Overall Length10.00"
Overall Width2.50"
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Need To Know

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Speedway Motors 91043808 Details

Kit includes 2 extruded aluminum lowering blocks complete with four 1/2" U-bolts and hardware. Blocks are 2-1/2" wide x 5" long. U-bolts fit 3" diameter axle housings and are 10" long. 

Charts

Speedway Motors 91043808 Specifications

KEY SPECS
MFG. Part #91043808
BrandSpeedway Motors
Overall Length10.00"
Overall Width2.50"
GENERAL
Thread Length6.00"
Thread Pitch1/2"-20
Sold in QuantityKit
Pin Diameter.56"
Overall Thickness1.00"
Tube O.D.3.00"

Ratings & Reviews

4.8

30 Reviews

Overall Assessment

Customers appreciated the product's qualities including its easy installation, good fit, and excellent quality. Specifically, this 1" lowering block kit emanated as durable with quality blocks, U-bolts and hardware. Customers have used this kit with various vehicle models, including Mustang and Camaro, achieving the desired stance. Some users mentioned slight adjustments were necessary, but they were minimal and quite manageable. The versatile kit reportedly delivers significant value for money, with a clear edge over competitors. Customers appear delighted for being able to optimize their vehicle height through this practical and cost-effective solution.

4.8

30 reviews

5

26

4

3

3

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2

1

1

0

Most Liked Positive Review

4.0

Lowering block review 1973 Ford Mustang

Quality was nice. It is a universal product so in my case I had to do some very slight modifications to the blocks. The centering pin was just a little to large. Had to take the grinder and shave a little off the outside. The U Bolts were too large for my application. Comes with 3" and I needed 2 3/4" so had my local suspension shop bend some up for me. Turned out nice and made the stance what I was looking for.

Most Liked Negative Review

2.0

Won't fit all !

The aluminum spacer was too wide for the leaf spring in my application.Have bought theses before and they worked great on a wider spring.We used the u-bolts an made a spacer out of rectangular tubing.Too bad because the spacer looks really nice!

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Looks like high quality parts

4.0

11 months ago

Me

Denison, TX

Verified

I haven't yet installed these, but the u-bolts and spacers look to be pretty high quality. No burrs on the spacers, good, clean threads on the u-bolts, nice finish on all parts. I'd buy them again.

good finish and fit for 49" Ford

5.0

a year ago

desert Dweller

Mountain Home. Idaho

Verified

Fit good, looks good. blocks are solid

Would Recommend

yes

5.0

a year ago

nick

md

Verified

worked great on my 69 camaro 1" drop

Would Recommend

Excellent

5.0

2 years ago

Dude

Easley south carolina

Verified

Excellent

Would Recommend

1" lowering block kit

5.0

2 years ago

Danger Ranger

North Carolina

Verified

Great fit 👌

I WOULD BUY THIS ITEM AGAIN

5.0

3 years ago

ED

IA

Verified

GOOD INEXPENSIVE ITEM

Would Recommend

Yes sir

5.0

4 years ago

Tommy

Gilbert, AZ

Verified

Did the trick

Would Recommend

nice machine work

5.0

4 years ago

mike

colorado

Verified

easier than building your own

Would Recommend

I would buy this kit again.

5.0

4 years ago

RAB'S Rods

Puyallup, Washington

Verified

I installed these on my sisters 1970 Mustang Notchback for just the right stance. Very easy to install and I really like that it came with new longer U bolts and nuts. Very good quality blocks and hardware.

Would Recommend

Ride height.

5.0

5 years ago

5windo

Ohio

Verified

Nice fit.

Would Recommend

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