Lifted & Lowered Suspension Buyers Guide - The Suspension Zone

Chassis Tech
What: '73-'87 C10 bolt-on air suspension kitWhy it's cool: It is constructed out of DOM plate steel and tube steel. The kit comes with all of the necessary hardware, brackets, and shocks needed to lay the truck on its frame with 22-inch wheels and 265/35R22 tires. It features a lifetime warranty and comes in a black powdercoat.(877) 480-4184www.chassistech.com

Pro Comp Suspension
What: '99-'08 Ford Super Duty Stage I and Stage II 6-inch lift systemWhy it's cool: These systems feature laser-cut brackets and a drop pitman arm to maintain proper suspension and steering control. The Stage II system includes replacement 4130 chrome-moly radius arms and 3/16-inch-thick steel plate. You will also get adjustable MX6R and MX6 mono-tube shocks and select-rate front coil springs to allow tailoring of ride comfort.(800) 776-0767www.procompmotorsports.com

Stillen
What: '04-'07 Nissan Titan/Armada sway barsWhy it's cool: Sway Bars increase the stability of your truck by eliminating excessive body roll. Stillen bars are made from high-strength aircraft-grade steel, a material chosen for torsional strength and durability. These will bolt right on and come with all necessary hardware for the installation.(888) 455-0595www.stillen.com

Ground Force Suspension
What: '07 Silverado 2/4 drop kitWhy it's cool: The kit comes complete with all of the essential parts, including front lowered coil springs, new rear leaf springs, new rear shocks with OE powdercoating, and new rear cell foam shock-absorbing bumpstops. To make sure the driveline is vibration-free, they include new driveline hardware.(800) 522-1511www.groundforce.com

Viair Corporation
What: Dual compressor packsWhy it's cool: These dual compressor packs include not only two compressors for quick air-ups, but they have upped the ante by including some of the most needed parts to go along with those compressors. Offered in your choice of 150- or 200-psi setups, in either 33- or 100-percent duty cycle ratings, you can buy just what you need. The compressors are available in both chrome and in pewter to address the needs of every daily driver and full-shot truck on the planet.(949) 582-6868www.viaircorp.com

Street Beat Customs
What: '07 Chevy McGaughy's drop kitWhy it's cool: This kit offers varying sizes of drops, including 2/4, 3/5, 4/6, and 4/7, so we are sure you will find the right one for you. These kits will clear as much as 26-inch wheels, even on the largest drop. The kits vary, from coils and shackle/hanger combo to a spindle, coil, and flip kit combo, depending on the amount of drop desired. All of the '07 1500 drop kits are a bolt-in installation, requiring no frame modification.(800) 993-0740www.streetbeatcustoms.com

BDS Suspension
What: '07 Silverado/Sierra 6-inch lifted suspension systemWhy it's cool: The two main high-clearance crossmembers are made from 1/4-inch steel and are locked together with a differential skidplate. Ductile iron steering knuckles are included to correct steering geometry and ease installation. New gas struts are included, specifically designed to handle the increased weight of larger tires and wheels. This system will clear 35s with minor trimming.(517) 279-2135www.bds-suspension.com

Air-Zenith
What: AZ-OB1X compressorWhy it's cool: Air-Zenith makes true 100-percent duty air compressors. The compressor is 2.9 cfm, with a 200-psi working pressure, and moisture- and dust-resistant. It comes with a stainless steel braided leader hose with inline check valve, a K&N-style racing filter, and vibration-free mounting hardware. It is fully rebuildable with world-wide patented Interchangeable Piston Technology.(702) 270-7988www.air-zenith.com

Kelderman
What: '07 Escalade air-ride kitWhy it's cool: The lowering air-ride kit with dump feature is a bolt-in system that is compatible with the original leveling system. Lowering the vehicle 2 inches in the rear and 1 inch in the front when the vehicle is in motion improves handling capabilities. At a full stop, the system provides as much as 4 inches of total drop and allows the use of tires as large as 26 inches in diameter.(800) 334-6150www.keldermanairride.com

Firestone Industrial Products
What: Red Label air springWhy it's cool: Firestone has a new air spring for all you thrashers who beat up your air suspension. The company's Red Label high-pressure-series air spring has a reinforcing cord material that will operate at as much as 150 psi with a burst pressure above 400 psi. It's available with 1/4-, 3/8-, and 1/2-inch single and dual ports.(800) 888-0650www.riderite.com

Tuff Country
What: '07 Toyota Tundra 2-inch leveling kitWhy it's cool: This 2-inch leveling kit is a simple and affordable solution to lift the front end of the Tundra. Machined billet aluminum upper coil spacers are designed to install into the factory struts to help maintain a near-factory ride.(800) 288-2190www.tuffcountry.com

ReadyLift Suspension Inc.
What: '07 Toyota Tundra leveling kitWhy it's cool: The top mount strut raises the front of the truck 2.4 inches, allowing for 33-inch tires. This kit gives your truck a more aggressive stance, without spending thousands of dollars on a lift kit. All kits are made from powdercoated plate steel more than 1/4-inch thick and install easily without the need for spring compressors, cutting, or welding. All ReadyLift kits also include a limited lifetime warranty.(800) 549-4620www.readylift.com