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Fitment data included Warranty backed
Tracked delivery
Product Details
Fabtech 2025 GM 1500 4WD 4in Trail Boss/AT4 - Component Box 2, listed for the 2025-2026 Chevrolet Silverado 1500 and 2025-2026 GMC Sierra 1500 (hardware included: Yes).
Confirm this fits your vehicle. Use the “Check Fit” selector, or see the Vehicle Compatibility list below for confirmed years, makes and models.
Fabtech
Fabtech 2025 GM 1500 4WD 4in Trail Boss/AT4 - Component Box 2
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Part #: FABFTS21308
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$917.73
Price in CAD. Taxes & shipping calculated at checkout.
Seen it cheaper somewhere else? Tell us the price and the store and we will try to beat it.
Ships from our US distributor, duties included · arrives within 1 week · Shipping $199.00Estimate, not a guarantee — if an order will take longer we contact you before taking payment.
Tracked shipping across CanadaDelivered by freight carrier · Flat rate shown at checkout · 30-day returns · Shipping details
Tracked delivery across Canada.
- Canadian company, prices in CAD
- Shipping and duties shown before you pay, no surprises at the door
- 30 day returns from delivery, see policy
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Fits these vehicles
2025–2026 Chevrolet Silverado 1500 (6 trims — see table)2025–2026 GMC Sierra 1500 (4 trims — see table)
Fitment data is provided as a guide — please verify before purchase.
Vehicle fitment
Verified fitment (manufacturer data)| Years | Make | Model | Trim | Drive |
|---|---|---|---|---|
| 2025–2026 | Chevrolet | Silverado 1500 | Custom | 4WD |
| 2025–2026 | Chevrolet | Silverado 1500 | LT | 4WD |
| 2025–2026 | Chevrolet | Silverado 1500 | WT | 4WD |
| 2025–2026 | Chevrolet | Silverado 1500 | LTZ | 4WD |
| 2025–2026 | Chevrolet | Silverado 1500 | High Country | 4WD |
| 2025–2026 | Chevrolet | Silverado 1500 | RST | 4WD |
| 2025–2026 | GMC | Sierra 1500 | SLT | 4WD |
| 2025–2026 | GMC | Sierra 1500 | Denali | 4WD |
| 2025–2026 | GMC | Sierra 1500 | Elevation | 4WD |
| 2025–2026 | GMC | Sierra 1500 | AT4X | 4WD |
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.
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Fabtech |
| Part number | FABFTS21308 |
| Hardware included | Yes |
| Shipping carton | 27.5 × 14.1 × 13.6 in (70 × 36 × 35 cm) |
| Shipping weight | 53.1 kg (117 lb) |
| Category | Suspension & Lift |
Related guides
GMC Sierra 1500 Lift Kits: What to Check Before You BuyHow to choose a GMC Sierra 1500 lift kit by generation, trim, engine and Adaptive Ride Control, using only kits whose titles name the Sierra.Chevy Silverado Lift Kits: Choosing by Generation, 1999 to 2026How to narrow a Chevrolet Silverado lift kit by generation, engine, rear spring and trim, with kits from Rough Country, ReadyLift, Zone and Bilstein.Truck Lift Kits vs Leveling Kits: Which Does Your Truck Need?Truck lift kits vs leveling kits: what each type changes, how lift height affects the parts list, what to check on your truck, and kits from Rough ...
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Customer reviews

Fabtech 2025 GM 1500 4WD 4in Trail Boss...
FABFTS21308
$917.73in stock · tracked delivery
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