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Product Details

The Maxtrac Suspension 2017-2023 F250/F350 Super Duty 4Wd Rear 12In Lift Box Kit with 4In Blocks And Ubolts from Maxtrac Suspension is built for reliable fit and function.

Part number: 903340

Fitment note: Yields 1" lift on 2017-2019 models & 2" lift on 2020-2025 models. 2020+ dually models require removing top side overload spring & spacer block.

Part #: 903340
Brand: Maxtrac Suspension

Confirm this fits your vehicle. Use the “Check Fit” selector, or see the Vehicle Compatibility list below for confirmed years, makes and models.

MaxTrac

MaxTrac Suspension 12" Lift Kit, 4WD

Name: MaxTrac Suspension 12" Lift Kit, 4WD
Brand: MaxTrac
SKU: MXT903340
Price: 293.99 CAD
Availability: InStock

Professional installation recommended. This part affects how your vehicle handles, steers or carries load. Have it installed by a qualified technician, torqued to the manufacturer's specification, and have the alignment checked afterwards where the manufacturer calls for it.

Part #: MXT903340 In stock

$293.99

Price in CAD. Taxes & shipping calculated at checkout.

Check if it fits your vehicle

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Arrives within 1 week.Estimate, not a guarantee — if an order will take longer we contact you before taking payment.

Tracked shipping across CanadaExpress shipping available · 30-day returns · Oversize and freight items ship at a flat rate shown at checkout · Shipping details

Fitment verified against manufacturer data.Wrong fit? Return shipping's on us.

Tracked delivery across Canada.

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Fitment Data

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Fits these vehicles

2017–2025 Ford F-250 Super Duty 4WD2017–2025 Ford F-350 Super Duty 4WD

Fitment data is provided as a guide — please verify before purchase.

Vehicle fitment

Verified fitment (manufacturer data)

Years	Make	Model	Drive	Notes
2017–2025	Ford	F-250 Super Duty	4WD	DOES NOT FIT TREMOR MODELS
2017–2025	Ford	F-350 Super Duty	4WD	DOES NOT FIT TREMOR MODELS

Check fitment before you order. We publish fitment from manufacturer and industry data and take care with it, but fit can depend on trim, cab and bed configuration, factory options and any modifications already on your vehicle. If you are unsure, contact us before ordering — and if fitment we published turns out to be wrong, we cover the return.