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Rough Country 501148 2 inch N3 loaded leveling struts

Between the Rough Country 501148 2 inch N3 loaded leveling struts and the nearest leveling kits options, what makes the call?

Best fit for Tundra shoppers who want loaded replacement struts instead of a spacer-only front-level kit.

The Rough Country 501148 2 inch N3 loaded leveling struts and the ReadyLIFT SST leveling and lift kit and the Rough Country leveling and lift kit solve the same leveling kits need in different ways. This compare holds what each includes, where each stops fitting, and what each asks of the install side by side; price is read after that, on purpose.

Nicole, Fitment Pilot editor

Reviewed by Nicole

Fitment

2022-2026 Toyota Tundra 4WD loaded-strut leveling

Verify first

Use 501148 for current Tundra 4WD shoppers who want a loaded N3 strut pair rather than spacer pucks. The exact seller fitment tool must confirm 4WD, model year, package quantity, TRD Pro, AVS, rear air, wheel/tire clearance, and alignment expectations.

Part number
501148
Choose it when
Best fit for Tundra shoppers who want loaded replacement struts instead of a spacer-only front-level kit.
Pass when
Pass when the truck runs into this: 2WD trucks
Our cross-product compare

Same category. Different reason to buy.

Evidence level B
Best for
A loaded-strut Tundra leveling option for shoppers who would rather replace the front strut assemblies than compress springs for a top-spacer install.
A ReadyLIFT SST family for shoppers who want vehicle-specific spacer, control-arm, or mild lift packages with official application and warranty checks.
A broad Rough Country suspension family for truck owners comparing front levels, loaded struts, and mild lift kits after exact trim and suspension-package checks.
What's included
Lift height: 2 inches front · Install type: Pre-loaded N3 front strut pair
Coverage type: Truck lift-kit product family
Exact contents depend on the leveling and lift kit SKU you select for your truck.
Product approach
Keep 4WD-only fitment, TRD Pro, AVS, rear air, wheel/tire clearance, and alignment checks visible before checkout.
Prefer Walmart and eBay when exact identity and seller terms are comparable.
Documented fitment only -- no standout approach beyond exact application is recorded for the leveling and lift kit.
Install burden
Moderate install. Exact 501148 SKU and package quantity
Moderate install. exact ReadyLIFT SKU
Moderate install. exact Rough Country SKU
Fitment
Confirm the exact Rough Country 501148 2 inch N3 loaded leveling struts application for Toyota Tundra current full-size trucks before ordering.
Confirm the exact ReadyLIFT SST leveling and lift kit application for Ram 1500 SLT Quad Cab 4x4 before ordering.
Confirm the exact Rough Country leveling and lift kit application for Ram 1500 SLT Quad Cab 4x4 before ordering.
Choose it when
Choose the 501148 2 inch N3 loaded leveling struts when it is the exact match for your truck and the ReadyLIFT SST leveling and lift kit and the Rough Country leveling and lift kit do not list your application.
Choose the SST leveling and lift kit when it is the exact match for your truck and the Rough Country 501148 2 inch N3 loaded leveling struts and the Rough Country leveling and lift kit do not list your application.
Choose the leveling and lift kit when it is the exact match for your truck and the Rough Country 501148 2 inch N3 loaded leveling struts and the ReadyLIFT SST leveling and lift kit do not list your application.
Current decision file

Rough Country 501148 2 inch N3 loaded leveling struts

Part 501148

Best for
A loaded-strut Tundra leveling option for shoppers who would rather replace the front strut assemblies than compress springs for a top-spacer install.
What's included
Lift height: 2 inches front · Install type: Pre-loaded N3 front strut pair
Product approach
Keep 4WD-only fitment, TRD Pro, AVS, rear air, wheel/tire clearance, and alignment checks visible before checkout.
Install burden
Moderate install. Exact 501148 SKU and package quantity
Fitment
Confirm the exact Rough Country 501148 2 inch N3 loaded leveling struts application for Toyota Tundra current full-size trucks before ordering.
Choose it when
Choose the 501148 2 inch N3 loaded leveling struts when it is the exact match for your truck and the ReadyLIFT SST leveling and lift kit and the Rough Country leveling and lift kit do not list your application.
How we compared

Built from the exact SKU paperwork, the application limits, what comes in the box, the install burden, and where each part can be bought right now. Price is read last, not first.

2in spacertubular UCAhardware x8
In the boxDrawn to explain, not a product photo.
Leveling kits owned fitment checklist visual
Visual unavailable
Illustration
Where to buy it

Seller offers

Each seller on its own terms - prices and stock reflect the date shown with each seller and can change; the seller's checkout price is final.

Paid link

Amazon

Worth a look when the exact part number is sold direct, but confirm the seller of record before you order.

Price, availability, seller details, ratings, and reviews are shown only on Amazon.

As an Amazon Associate I earn from qualifying purchases.

Available at Amazon

Other retailers to check

These other-retailer searches use the brand and part number shown on this page. We earn nothing if you buy through them.

Other retailer

Summit Racing

House fitment data and manufacturer spec sheets ride along on their pages, which makes it a good spot to sanity-check the part number.

Search with the brand and part number shown on this page, then confirm the manufacturer part number before ordering.

Search Summit Racing
Other retailer

Walmart

A broad marketplace where third-party sellers vary widely, so check who is actually selling and how returns work.

Search with the brand and part number shown on this page, then verify the exact seller, item condition, fitment, and return terms.

Search Walmart

Price checks build up as sellers are rechecked over time. The seller's checkout page has the final say; make sure stock, exact SKU, and seller details all agree before you order.

Report an issue
Direct retailer Amazon Check price and availability there As an Amazon Associate I earn from qualifying purchases.
Available at Amazon
Decision trail Check these before you buy.
Part Rough Country 501148 2 inch N3 loaded leveling struts Part 501148. Rough Country resource available.
Fits 2022-2026 Toyota Tundra current full-size trucks Use 501148 for current Tundra 4WD shoppers who want a loaded N3 strut pair rather than spacer pucks. The exact seller fitment tool must confirm 4WD, model year, package quantity, TRD Pro, AVS, rear air, wheel/tire clearance, and alignment expectations.
Watch for Leveling Kits checkout checks Confirm suspension package, air-suspension exclusions, alignment plan, tire clearance, brake-line routing, and warranty impact before checkout.
Other retailer · Seller 2 other retailer searches Search with the brand and part number shown here, then confirm the exact part and fitment with the retailer.
Photos Category visual The photo shows the category, not this exact part; an exact product photo appears once image rights are confirmed.
If unsure Compare, read, or report If the seller page, vehicle details, or photos do not line up, compare sellers, read the guide, or report the issue.
The evidence

Fitment and install resources

Reviewed 2026-06-25

Editorial method

What we checked on this page

We check the Rough Country 501148 2 inch N3 loaded leveling struts for exact part identity, seller options, stock and price dates, photo rights, and official resources. FitmentPilot combines automated vehicle database indexing with human automotive editorial review. Rather than presenting generic affiliate catalogs, our system evaluates the exact mechanical constraints of each chassis platform — from bolt circle geometry and motion ratios to factory package exclusions — giving truck owners complete confidence before checkout.

Sellers3 seller destinations

Paid offers and other retailer searches are labeled separately so you can choose where to check.

FreshnessConfirm stock at the retailer

Check current stock and price with the retailer before ordering.

PhotosCategory visual only

This photo shows the part category, not this exact product. Confirm SKU, size, and kit contents before ordering.

Resources2 official resources

Install, fitment, spec, or warranty resources are available before checkout.

An exact product photo appears here once image rights are confirmed.

Choose it, pass, or verify

A loaded-strut Tundra leveling option for shoppers who would rather replace the front strut assemblies than compress springs for a top-spacer install.

Choose it if

  • Best fit for Tundra shoppers who want loaded replacement struts instead of a spacer-only front-level kit.
  • Keep 4WD-only fitment, TRD Pro, AVS, rear air, wheel/tire clearance, and alignment checks visible before checkout.
  • Compare Walmart, eBay, Rough Country direct, and ExtremeTerrain while checking live selector support, returns, and current stock.
  • Use 501148 for current Tundra 4WD shoppers who want a loaded N3 strut pair rather than spacer pucks. The exact seller fitment tool must confirm 4WD, model year, package quantity, TRD Pro, AVS, rear air, wheel/tire clearance, and alignment expectations.

Pass if

  • The Rough Country 501148 2 inch N3 loaded leveling struts is not the right choice when your truck falls outside 2022-2026 Toyota Tundra current full-size trucks, or its trim, engine, and package cannot be matched to the documented application.
  • Pass when this exclusion applies: 2WD trucks
  • Choose another kit when the truck needs more height, rear-load support, adjustable damping, or hardware this package does not include.

Verify

  • Exact 501148 SKU and package quantity
  • 4WD, TRD Pro, AVS, and rear-air status
  • Wheel offset, tire diameter, alignment, and installer plan
  • The checked public route is a 2024 SR5 CrewMax 4x4. Other Tundra trims can inherit only when the seller fitment tool and Rough Country page still support that year, drive, and suspension package.
Workshop & DIY Guidelines

Rough Country 501148 2 inch N3 loaded leveling struts Installation & Fitment Protocol

Front leveling kits work by adding a top-mount or preload spacer above the factory coilover strut, neutralizing the built-in factory rake. Because independent front suspension operates on a motion ratio (typically ~1:1.5 to 1:2.0), the physical spacer thickness is smaller than the resulting ride height gain. A 1.25-inch thick spacer produces approximately 2.0 inches of net lift at the wheel hub.

Install Difficulty

Shop & Bench Specs

Difficulty: Moderate (3/5)

Estimated Install Time: 2.5 – 4.0 hours (DIY Garage) / 1.5 – 2.5 hours (Pro Shop)

Required Tools

Installation Equipment

  • Heavy-duty hydraulic floor jack (3-ton+) & matching safety jack stands
  • Calibrated torque wrench (50–250 lb-ft range)
  • Metric socket & combination wrench set (15mm, 18mm, 19mm, 21mm, 24mm)
  • Ball joint separator / tie rod puller tool (prevents boot tearing)
Post-Install Safety

Post-Install Protocol

  • Mandatory 4-wheel computer alignment within 50 miles of install to set toe and camber.
  • Re-torque all chassis fasteners, strut top nuts, lower control arm bolts, and wheel lug nuts at 50 and 500 miles.
  • Re-aim headlight vertical cutoffs downward to compensate for raised front nose height.

Wear Triggers & Maintenance Checks

  • Upper ball joint binding at full suspension droop if lift exceeds 2.25 inches without aftermarket control arms.
  • Accelerated inner tire edge wear if alignment toe-in is not corrected post-installation.
  • Front CV axle boot rib-rubbing and grease weeping under sustained 4WD high-speed operation.

Chassis Fitment Context

3rd Gen Tundra (2022+) features an IFS motion ratio of ~1:1.75. Due to redesigned cast aluminum front steering knuckles, clearance between tire sidewalls and the upper ball joint neck is tighter than on prior generations, necessitating wheel offsets between +18mm and +25mm for 35x12.50 tires.

The 2nd Gen XK50 (2007-2021) was famed for its 5.7L naturally aspirated V8, 5x150 bolt pattern, and rear leaf springs. In 2022, the 3rd Gen transitioned to the TNGA-F platform with the 3.4L Twin-Turbo V6 / Hybrid, multi-link rear coil suspension, and switched to the universal 6x139.7 mm bolt circle.

Pre-Installation Unboxing Verification Checklist

Step 01: Confirm Physical SKU & Labeling

Inspect outer box label against your order invoice and the manufacturer part number shown here before opening hardware bags.

Step 02: Dry-Fit & Hardware Inventory

Unpack fasteners, brackets, and instructions. Perform a preliminary dry-fit check against the vehicle before removing factory components.

Step 03: Review Torque & Thread Requirements

Identify critical torque values and whether thread locker (Blue Loctite) or anti-seize compound is required by the manufacturer.

Step 04: Plan Post-Install Calibration

For suspension, steering, or lighting parts, schedule a professional alignment and verify forward-facing ADAS sensor calibration.

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