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Rancho RS90000XL 4″ Front Lift Shocks for 1988-2000 GMC K2500 4WD
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Rancho RS90000XL 4″ Front Lift Shocks for 1988-2000 GMC K2500 4WD
Rancho RS9000XL 4″ Front Lift Shocks for 1988-2000 GMC K2500 4WD
Part Number: RS999244
Summary: The Rancho RS9000XL series provides industry-leading adjustability for the GMC K2500, allowing drivers to manually tune their damping profile across nine distinct settings. Designed for vehicles equipped with a 4-inch lift, these shocks solve the compromise between daily street comfort and heavy-duty towing stability. By utilizing a large 2.75-inch body diameter, they offer increased fluid capacity to maintain consistent performance under high-stress conditions.
Features
- 9-Position Tuning: A manual adjustment knob provides nine levels of damping control to ensure the perfect ride quality for towing, hauling, or off-road use.
- Large Shock Body: The 2.75-inch outer diameter provides increased oil capacity to reduce fluid aeration and heat fade during aggressive driving.
- Nitrogen Gas Charged: High-pressure gas optimization provides immediate response to road imperfections to ensure consistent tire-to-road contact.
- Protective Boot: A heavy-duty polyvinyl boot provides a shield for the shock rod and oil seal to ensure longevity in harsh environments.
Technical Specifications
| Specification | Value |
|---|---|
| Series | RS9000XL |
| Position | Front |
| Lift Height | 4″ |
| Extended Length | 21.76 inches |
| Compressed Length | 14.31 inches |
| Travel | 7.45 inches |
| Upper Mount Type | LS77 |
| Lower Mount Type | OE-Style Mount |
Fitment
- 1988-2000 GMC K2500 4WD
- 1992-1999 GMC Yukon 4WD
- Note: Only compatible with vehicles equipped with Rancho Suspension systems.
What’s Included
- Includes 2 Shocks
- Protective Polyvinyl Shock Boots
- Mounting Hardware (Where Applicable)
Why Choose This Product?
- Engineering Advantage: Rancho’s MyRide technology allows for a 400% change in damping force between setting 1 and 9, offering a broader range of control than standard fixed-rate shocks.
- Performance Benefit: This versatility means you can run a soft setting for empty highway cruising and instantly switch to a firm setting for maximum control when a trailer is attached.
Related Products
RS5000X (Rear):
Rancho RS5000X 4" Rear Lift Shocks for 1988-2000 GMC K2500 4WD
RS5000X (Front):
Rancho RS5000X 4" Front Lift Shocks for 1988-2000 GMC K2500 4WD
Rear Only (Same Series):
Rancho RS90000XL 4" Rear Lift Shocks for 1988-2000 GMC K2500 4WD
RS5000X (Kit):
Rancho RS5000X 4" Lift Shocks for 1988-2000 GMC K2500 4WD
RS90000XL (Kit):
Rancho RS90000XL 4" Lift Shocks for 1988-2000 GMC K2500 4WD
Frequently Asked Questions
How do I adjust the firmness of these shocks?
The RS9000XL features a 9-position manual knob located at the base of the shock body; simply turn the dial to your preferred setting to increase or decrease damping resistance.
Will these shocks lift my GMC K2500 by 4 inches?
No, these shocks do not create lift. They are specifically configured with the correct extended and compressed lengths to accommodate a vehicle that already has a 4-inch suspension lift installed.
Can I use these shocks with a different brand’s lift kit?
Per the manufacturer fitment data, these specific units are designed for use with Rancho Suspension systems to ensure proper geometry and clearance.
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