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Superlift 66-79 Ford F-100 and F-150 4WD 3in Block Kit

SKU: SLF1238

Suspension Blocks

SLF Block Kits...

Superlift 66-79 Ford F-100 and F-150 4WD 3in Block Kit

SKU: SLF1238

Suspension Blocks

SLF Block Kits...

A$261.27
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

Superlift 66-79 Ford F-100 and F-150 4WD 3in Block Kit

Established in 1975, Superlift remains a pioneer in the industry, and is one of the few suspension companies operated by true truck and off-road enthusiasts. We are passionate about trucks, wheeling and an outdoor lifestyle that go hand-in-hand. We can talk the talk because we walk the walk.This question.... ''What's best for the customer?''... is always at the top of our list in everything we do, from product planning and design to customer service. This simple guiding principal has served us well for decades, and will continue to guide us into the future.We are proud to provide the truck, Jeep and SUV owner products that perform better than advertised. We understand that most people spend the majority of their windshield time on-road, and our designs reflect this. You will be 100% satisfied with our products on-road or off - we guarantee it! Determining what product is right for your vehicle and lifestyle can be a complicated task, especially with so many companies and options to choose from. We urge you to carefully research your purchase. Most lift kits represent a considerable investment, and you will literally live with your choice for years. Talk to fellow off-roaders, and your local automotive specialty shop before making a purchase. We love to talk shop, and we encourage you to give our tech staff a call. Bottom line... if you do your homework, you'll discover that we've done ours.

Additional Information

3 inch Block Kit-1966-1979 Ford F-100 and F-150 4WD

Part Type

Suspension Leaf Spring Block Kit

Additional Application Notes
• Wheel Drive: 4WD 3 in. Rear Block Kit
• 3 in.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb SKU Kit Title
slfK512 Superlift 77-79 Ford F-100/F-150 4WD 6.5in Lift Kit w/ Superlift Shocks (1x slf1238, 1x slf2204, 1x slf116, 1x slf1375, 1x slf2515, 1x slf1275, 1x slf1080, 2x slf87300, 2x slf87310)

Data: v4.2 - Upd: 2026-11-08 12:41:48

Features

  • Covered Limited Lifetime Warranty
  • Covered Limited Lifetime WarrantyIncludes: 2 cast iron blocks, four U-bolts, all nuts and washers needed for installation
  • Incl. 2 Cast Iron Blocks; 4 U-Bolts; All Nuts/Washers For Install
  • Includes: 2 cast iron blocks, four U-bolts, all nuts and washers needed for installation

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Avg Install time:1-3 Hours
Description:3in. Rear Block Kit-66-79 F-100/F-150 4WD
Feature:Includes: 2 cast iron blocks, four U-bolts, all nuts and washers needed for installation
Google Product Type:Rear Block Kits
Lift Height:3 in
Lift/Drop Height:3 in.
Part Number:slf1238
Style:3 in. Rear Block Kit
Title:SUPERLIFT BLK KIT FD F100 F150 66-79 3''

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 12:29:22

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Superlift, Superlift Suspension
StreetFX SKU slf1238
SFX Item ID 4179315
Accounting SKU slf-1238
Manufacturer SKU 1238
Manufacturer UPC 804260005917
Alternative References SLF-1238

Lift Blocks/U-Bolts, Cast Iron, 3 in. Lift, Rear, Ford, Pickup, 4WD, Kit

Superlift rear block kits are the perfect way to lift the back-end of your truck or SUV to clear those bigger tires. These suspension lift blocks and U-bolts can raise the rear between 1.5 in. and 5 in., depending on the kit you select. The hardware components are made from top-quality materials, and Superlift kits are available in more than a hundred configurations for fitment on countless makes and models. For economy and value, there's no better way to improve the stance of your ride.

Product Attributes
BrandSuperlift Suspension
Manufacturer's Part Number1238
Part TypeSuspension Blocks
Product LineSuperlift Rear Block Kits
UPC804260005917
Block Thickness (in.)3.00
Block MaterialCast iron
U-Bolts IncludedYes
QuantitySold as a kit.

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