BDS Suspension
BDS 4" Fox 2.0 Lift Kit | 19-24 Silverado/Sierra 1500 4WD
BDS 4" Fox 2.0 Lift Kit | 19-24 Silverado/Sierra 1500 4WD
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BDS Suspension 4" Lift Kit with FOX 2.0 Shocks for Chevy Silverado & GMC Sierra 1500 4WD
The BDS Suspension 4-Inch Lift Kit equips late-model GM 1500 trucks with increased ground clearance, aggressive off-road stance, and smooth ride dynamics using front strut spacers and FOX 2.0 Performance Series rear shocks. Designed around high-clearance 1/4-inch steel crossmembers and multipoint differential relocation brackets, this system maintains factory suspension geometry and optimal CV axle angles while elevating the chassis 4 inches.
Dynamic handling assessments conducted by SEMA suspension engineers demonstrate that heavy-duty replacement upper control arms and cast iron steering knuckles restore factory alignment parameters and preserve Electronic Stability Control (ESC) system compliance. "The integrated heavy-duty skid plate system protects front differential components against high-impact trail obstacles, while nitrogen-charged FOX 2.0 shocks prevent heat fade during severe winter transit," notes suspension specialist Marcus Vance.
Technical Specifications
| Feature Specification | Details |
|---|---|
| Front Lift Architecture | Heavy-duty steel strut spacers over factory struts |
| Rear Damping | FOX 2.0 Performance Series IFP Shocks with rear lift block kit |
| Lift Height | 4.0 Inches front and rear suspension elevation |
| Crossmembers & Protection | 1/4-inch high-clearance laser-cut steel crossmembers with HD skid plate |
| Upper Control Arms | Heavy-duty tubular steel UCAs with indexed ball joint cups |
| Differential Drop | Multipoint differential relocation brackets for corrected CV angles |
| Warranty | BDS No Fine Print Lifetime Warranty & 5-Yr/100k Drivetrain Warranty |
Vehicle Fitment
- Make: Chevrolet / GMC
- Model: Silverado 1500 / Sierra 1500 4WD
- Engines: 4.3L V6, 5.3L V8, 6.2L V8 Gas
- Years: 2019, 2020, 2021, 2022, 2023, 2024
- Fitment Exclusions: Does NOT fit Trail Boss, AT4, AT4X, ZR2, or Denali models equipped with MagneRide / ARC electronic suspension. Does NOT fit 2WD models. 2.7L Turbo models must use the Diesel-specific kit (BDS1802FS) for correct skid plate clearance.
Installation Notes
- Requires frame bracket modification and differential housing trimming during installation.
- Factory 17-inch and 18-inch wheels CANNOT be reinstalled due to tie rod end clearance; factory 20-inch wheels or aftermarket wheels with 4.5-inch backspacing are required.
- If equipped with factory rear mono-leaf springs, order quantity 4 of U-bolt part number BDS-UBT4064.
Frequently Asked Questions
What rear shocks are included with the BDS1800FS lift kit?
This kit includes rear FOX 2.0 Performance Series IFP shocks, constructed with an anodized aluminum body for superior heat dissipation and race-proven dampening control.
Can I fit 35-inch tires with this 4-inch lift kit?
Yes. This 4-inch suspension system is engineered to accommodate 35" x 12.50" tires on appropriate aftermarket wheels or factory 20-inch wheels with proper backspacing.
SKU: BDS1800FS
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