{"product_id":"lift-kit-chevy-gmc-suburban-k5-88-91","title":"Rough Country Lift Kit 56 Inch Rear Springs Chevy GMC Suburban K5 88–91","description":"\u003ch2 data-start=\"174\" data-end=\"306\"\u003e💡 \u003cstrong data-start=\"177\" data-end=\"222\"\u003e6 Inch Lift Kit with 56 Inch Rear Springs \u003c\/strong\u003eRear Suspension Upgrade for 1988–1991 Chevy \u0026amp; GMC Half-Ton Suburban and K5 Blazer\u003c\/h2\u003e\n\u003cp data-start=\"308\" data-end=\"527\"\u003eUpgrade the stance and rear suspension performance of your classic GM vehicle with this \u003cstrong data-start=\"396\" data-end=\"415\"\u003e6 inch lift kit\u003c\/strong\u003e.\u003cbr data-start=\"416\" data-end=\"419\"\u003eThis system is designed specifically for \u003cstrong data-start=\"460\" data-end=\"526\"\u003e1988–1991 Chevy and GMC half-ton Suburban and K5 Blazer models\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"744\"\u003eThe kit features extended \u003cstrong data-start=\"555\" data-end=\"584\"\u003e56-inch rear leaf springs\u003c\/strong\u003e, which improve suspension travel and ride quality.\u003cbr data-start=\"635\" data-end=\"638\"\u003eThis upgrade restores proper rear ride height while supporting larger tires and improved ground clearance.\u003c\/p\u003e\n\u003cp data-start=\"746\" data-end=\"971\"\u003eClassic Suburban and Blazer platforms are known for durability.\u003cbr data-start=\"809\" data-end=\"812\"\u003eHowever, factory rear springs often sag after years of use.\u003cbr data-start=\"871\" data-end=\"874\"\u003eThis rear suspension solution corrects that issue while improving overall handling and stability.\u003c\/p\u003e\n\u003chr data-start=\"973\" data-end=\"976\"\u003e\n\u003ch3 data-start=\"978\" data-end=\"1039\"\u003e🔧 \u003cstrong data-start=\"981\" data-end=\"1039\"\u003eRear Suspension Upgrade Built for Classic GM Platforms\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1041\" data-end=\"1176\"\u003eRear suspension geometry directly affects ride comfort and control.\u003cbr data-start=\"1108\" data-end=\"1111\"\u003eThe extended 56-inch spring design allows smoother axle movement.\u003c\/p\u003e\n\u003cp data-start=\"1178\" data-end=\"1248\"\u003eThis configuration improves performance without unsafe block stacking.\u003c\/p\u003e\n\u003cp data-start=\"1250\" data-end=\"1287\"\u003e\u003cstrong data-start=\"1250\" data-end=\"1287\"\u003eRear suspension benefits include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1289\" data-end=\"1433\"\u003e• Improved rear articulation\u003cbr data-start=\"1317\" data-end=\"1320\"\u003e• Better load distribution\u003cbr data-start=\"1346\" data-end=\"1349\"\u003e• Increased ground clearance\u003cbr data-start=\"1377\" data-end=\"1380\"\u003e• Reduced axle wrap\u003cbr data-start=\"1399\" data-end=\"1402\"\u003e• Smoother suspension cycling\u003c\/p\u003e\n\u003cp data-start=\"1435\" data-end=\"1559\"\u003eThis design supports both daily driving and light off-road use.\u003cbr data-start=\"1498\" data-end=\"1501\"\u003eIt also improves stability when hauling gear or equipment.\u003c\/p\u003e\n\u003chr data-start=\"1561\" data-end=\"1564\"\u003e\n\u003ch3 data-start=\"1566\" data-end=\"1604\"\u003e📦 \u003cstrong data-start=\"1569\" data-end=\"1604\"\u003eWhat’s Included in the Lift Kit\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1606\" data-end=\"1741\"\u003eThis \u003cstrong data-start=\"1611\" data-end=\"1623\"\u003elift kit\u003c\/strong\u003e focuses on rear suspension performance and durability.\u003cbr data-start=\"1678\" data-end=\"1681\"\u003eEach component is engineered for classic GM chassis fitment.\u003c\/p\u003e\n\u003cp data-start=\"1743\" data-end=\"1788\"\u003e\u003cstrong data-start=\"1743\" data-end=\"1788\"\u003eIncluded components typically consist of:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1790\" data-end=\"1969\"\u003e• 6 inch rear lift leaf springs\u003cbr data-start=\"1821\" data-end=\"1824\"\u003e• Extended 56-inch spring configuration\u003cbr data-start=\"1863\" data-end=\"1866\"\u003e• Heavy-duty U-bolts\u003cbr data-start=\"1886\" data-end=\"1889\"\u003e• Rear mounting hardware\u003cbr data-start=\"1913\" data-end=\"1916\"\u003e• Suspension bushings\u003cbr data-start=\"1937\" data-end=\"1940\"\u003e• Installation instructions\u003c\/p\u003e\n\u003cp data-start=\"1971\" data-end=\"2093\"\u003eAll parts are designed to work together as a system.\u003cbr data-start=\"2023\" data-end=\"2026\"\u003eThis ensures proper axle alignment and consistent rear ride height.\u003c\/p\u003e\n\u003chr data-start=\"2095\" data-end=\"2098\"\u003e\n\u003ch3 data-start=\"2100\" data-end=\"2140\"\u003e🚗 \u003cstrong data-start=\"2103\" data-end=\"2140\"\u003eVehicle Compatibility and Fitment\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"2142\" data-end=\"2201\"\u003eThis \u003cstrong data-start=\"2147\" data-end=\"2159\"\u003elift kit\u003c\/strong\u003e is engineered for the following vehicles:\u003c\/p\u003e\n\u003cp data-start=\"2203\" data-end=\"2334\"\u003e• Chevy Suburban 1500 (1988–1991)\u003cbr data-start=\"2236\" data-end=\"2239\"\u003e• GMC Suburban 1500 (1988–1991)\u003cbr data-start=\"2270\" data-end=\"2273\"\u003e• Chevy K5 Blazer (1988–1991)\u003cbr data-start=\"2302\" data-end=\"2305\"\u003e• GMC K5 Blazer (1988–1991)\u003c\/p\u003e\n\u003cp data-start=\"2336\" data-end=\"2364\"\u003e\u003cstrong data-start=\"2336\" data-end=\"2364\"\u003eImportant fitment notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2366\" data-end=\"2531\"\u003e• Half-ton models only\u003cbr data-start=\"2388\" data-end=\"2391\"\u003e• Rear suspension components included\u003cbr data-start=\"2428\" data-end=\"2431\"\u003e• Factory leaf spring rear suspension required\u003cbr data-start=\"2477\" data-end=\"2480\"\u003e• Front suspension lift required for level stance\u003c\/p\u003e\n\u003cp data-start=\"2533\" data-end=\"2660\"\u003eAlways confirm wheelbase and drivetrain before installation.\u003cbr data-start=\"2593\" data-end=\"2596\"\u003eProper fitment ensures safe and predictable suspension behavior.\u003c\/p\u003e\n\u003chr data-start=\"2662\" data-end=\"2665\"\u003e\n\u003ch3 data-start=\"2667\" data-end=\"2723\"\u003e🌧 \u003cstrong data-start=\"2670\" data-end=\"2723\"\u003eImproved Ride Quality and Driving Characteristics\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"2725\" data-end=\"2861\"\u003eClassic trucks benefit greatly from updated rear spring design.\u003cbr data-start=\"2788\" data-end=\"2791\"\u003eThis system improves stability without creating harsh ride conditions.\u003c\/p\u003e\n\u003cp data-start=\"2863\" data-end=\"2882\"\u003eDrivers can expect:\u003c\/p\u003e\n\u003cp data-start=\"2884\" data-end=\"3021\"\u003e• Improved rear ride height\u003cbr data-start=\"2911\" data-end=\"2914\"\u003e• Better control under load\u003cbr data-start=\"2941\" data-end=\"2944\"\u003e• Reduced rear sag\u003cbr data-start=\"2962\" data-end=\"2965\"\u003e• More predictable handling\u003cbr data-start=\"2992\" data-end=\"2995\"\u003e• Smoother daily driving\u003c\/p\u003e\n\u003cp data-start=\"3023\" data-end=\"3154\"\u003eThe longer rear springs absorb road imperfections more effectively.\u003cbr data-start=\"3090\" data-end=\"3093\"\u003eThis improves comfort during highway and uneven road driving.\u003c\/p\u003e\n\u003chr data-start=\"3156\" data-end=\"3159\"\u003e\n\u003ch3 data-start=\"3161\" data-end=\"3190\"\u003e🛠️ \u003cstrong data-start=\"3165\" data-end=\"3190\"\u003eInstallation Overview\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"3192\" data-end=\"3309\"\u003eInstallation can be completed by experienced installers.\u003cbr data-start=\"3248\" data-end=\"3251\"\u003eProfessional installation is recommended for best results.\u003c\/p\u003e\n\u003cp data-start=\"3311\" data-end=\"3350\"\u003e\u003cstrong data-start=\"3311\" data-end=\"3350\"\u003eTypical installation steps include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3352\" data-end=\"3544\"\u003e• Removing factory rear leaf springs\u003cbr data-start=\"3388\" data-end=\"3391\"\u003e• Installing new 56-inch lift springs\u003cbr data-start=\"3428\" data-end=\"3431\"\u003e• Replacing U-bolts and mounting hardware\u003cbr data-start=\"3472\" data-end=\"3475\"\u003e• Checking driveline angles\u003cbr data-start=\"3502\" data-end=\"3505\"\u003e• Re-torquing hardware after break-in\u003c\/p\u003e\n\u003cp data-start=\"3546\" data-end=\"3643\"\u003eA post-installation alignment is recommended.\u003cbr data-start=\"3591\" data-end=\"3594\"\u003eSuspension changes can affect driveline geometry.\u003c\/p\u003e\n\u003chr data-start=\"3645\" data-end=\"3648\"\u003e\n\u003ch3 data-start=\"3650\" data-end=\"3690\"\u003e🛞 \u003cstrong data-start=\"3653\" data-end=\"3690\"\u003eTire and Wheel Clearance Benefits\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"3692\" data-end=\"3792\"\u003eA 6-inch rear lift significantly improves tire clearance.\u003cbr data-start=\"3749\" data-end=\"3752\"\u003eThis allows more aggressive tire setups.\u003c\/p\u003e\n\u003cp data-start=\"3794\" data-end=\"3827\"\u003e\u003cstrong data-start=\"3794\" data-end=\"3827\"\u003eClearance advantages include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3829\" data-end=\"3960\"\u003e• Room for larger all-terrain tires\u003cbr data-start=\"3864\" data-end=\"3867\"\u003e• Improved departure angle\u003cbr data-start=\"3893\" data-end=\"3896\"\u003e• Increased underbody clearance\u003cbr data-start=\"3927\" data-end=\"3930\"\u003e• Better obstacle navigation\u003c\/p\u003e\n\u003cp data-start=\"3962\" data-end=\"4063\"\u003eWheel width and offset remain important.\u003cbr data-start=\"4002\" data-end=\"4005\"\u003eIncorrect combinations may require additional adjustments.\u003c\/p\u003e\n\u003chr data-start=\"4065\" data-end=\"4068\"\u003e\n\u003ch3 data-start=\"4070\" data-end=\"4112\"\u003e🔩 \u003cstrong data-start=\"4073\" data-end=\"4112\"\u003eDurability and Construction Quality\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"4114\" data-end=\"4201\"\u003eClassic GM vehicles often see demanding use.\u003cbr data-start=\"4158\" data-end=\"4161\"\u003eThis \u003cstrong data-start=\"4166\" data-end=\"4178\"\u003elift kit\u003c\/strong\u003e is built to handle it.\u003c\/p\u003e\n\u003cp data-start=\"4203\" data-end=\"4239\"\u003e\u003cstrong data-start=\"4203\" data-end=\"4239\"\u003eConstruction highlights include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"4241\" data-end=\"4407\"\u003e• Heavy-duty steel leaf springs\u003cbr data-start=\"4272\" data-end=\"4275\"\u003e• Reinforced spring eyes\u003cbr data-start=\"4299\" data-end=\"4302\"\u003e• High-strength mounting hardware\u003cbr data-start=\"4335\" data-end=\"4338\"\u003e• Corrosion-resistant finishes\u003cbr data-start=\"4368\" data-end=\"4371\"\u003e• Long-term structural reliability\u003c\/p\u003e\n\u003cp data-start=\"4409\" data-end=\"4514\"\u003eThese features ensure dependable performance over time.\u003cbr data-start=\"4464\" data-end=\"4467\"\u003eThe system performs well in harsh environments.\u003c\/p\u003e\n\u003chr data-start=\"4516\" data-end=\"4519\"\u003e\n\u003ch3 data-start=\"4521\" data-end=\"4569\"\u003e📈 \u003cstrong data-start=\"4524\" data-end=\"4569\"\u003eWhy Choose a 56 Inch Rear Spring Lift Kits\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"4571\" data-end=\"4677\"\u003eLonger rear springs improve suspension dynamics.\u003cbr data-start=\"4619\" data-end=\"4622\"\u003eThey outperform short springs and block-only solutions.\u003c\/p\u003e\n\u003cp data-start=\"4679\" data-end=\"4706\"\u003e\u003cstrong data-start=\"4679\" data-end=\"4706\"\u003eKey advantages include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"4708\" data-end=\"4846\"\u003e• Improved ride comfort\u003cbr data-start=\"4731\" data-end=\"4734\"\u003e• Better axle control\u003cbr data-start=\"4755\" data-end=\"4758\"\u003e• Reduced suspension stress\u003cbr data-start=\"4785\" data-end=\"4788\"\u003e• Enhanced load handling\u003cbr data-start=\"4812\" data-end=\"4815\"\u003e• Consistent rear lift height\u003c\/p\u003e\n\u003cp data-start=\"4848\" data-end=\"4955\"\u003eThis makes the kit ideal for classic half-ton builds.\u003cbr data-start=\"4901\" data-end=\"4904\"\u003eIt supports both restoration and performance goals.\u003c\/p\u003e\n\u003chr data-start=\"4957\" data-end=\"4960\"\u003e\n\u003ch3 data-start=\"4962\" data-end=\"4999\"\u003e🔗 \u003cstrong data-start=\"4965\" data-end=\"4999\"\u003eComplete Your Suspension Setup\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"5001\" data-end=\"5121\"\u003eExplore additional suspension upgrades in our lift kits collection.\u003cbr data-start=\"5068\" data-end=\"5071\"\u003e\u003ca href=\"https:\/\/audiojamonline.com\/collections\/lift-kits-near-me\"\u003e\u003cstrong data-start=\"5071\" data-end=\"5121\"\u003elift kits collection\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"5123\" data-end=\"5259\"\u003eImprove comfort, glare reduction, and UV protection with professional window tinting.\u003cbr data-start=\"5208\" data-end=\"5211\"\u003e\u003ca href=\"https:\/\/windowtintdelaware.com\/\"\u003e\u003cstrong data-start=\"5211\" data-end=\"5259\"\u003ecar window tinting\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-start=\"5261\" data-end=\"5264\"\u003e\n\u003ch3 data-start=\"5266\" data-end=\"5290\"\u003e📞 \u003cstrong data-start=\"5269\" data-end=\"5290\"\u003eContact Audio Jam\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"5292\" data-end=\"5377\"\u003eAudio Jam provides expert suspension upgrades and professional installation services.\u003c\/p\u003e\n\u003cp data-start=\"5379\" data-end=\"5433\"\u003e📍 Newark, Delaware\u003cbr data-start=\"5398\" data-end=\"5401\"\u003e📞 (302) 832-2868\u003cbr data-start=\"5418\" data-end=\"5421\"\u003e🌐 Audio Jam\u003c\/p\u003e\n\u003chr data-start=\"5435\" data-end=\"5438\"\u003e\n\u003ch3 data-start=\"5440\" data-end=\"5472\"\u003e❓ \u003cstrong data-start=\"5442\" data-end=\"5472\"\u003eFrequently Asked Questions\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"5474\" data-end=\"5598\"\u003e\u003cstrong data-start=\"5474\" data-end=\"5536\"\u003e1. Does this lift kits include front suspension components?\u003c\/strong\u003e\u003cbr data-start=\"5536\" data-end=\"5539\"\u003eNo. This lift kits includes rear suspension components only.\u003c\/p\u003e\n\u003cp data-start=\"5600\" data-end=\"5727\"\u003e\u003cstrong data-start=\"5600\" data-end=\"5652\"\u003e2. What tire size works best with this lift kits?\u003c\/strong\u003e\u003cbr data-start=\"5652\" data-end=\"5655\"\u003eTire size depends on wheel width and offset. Larger tires are supported.\u003c\/p\u003e\n\u003cp data-start=\"5729\" data-end=\"5881\"\u003e\u003cstrong data-start=\"5729\" data-end=\"5795\"\u003e3. Is professional installation recommended for this lift kits?\u003c\/strong\u003e\u003cbr data-start=\"5795\" data-end=\"5798\"\u003eYes. Professional installation ensures correct driveline angles and safe operation.\u003c\/p\u003e","brand":"Rough Country","offers":[{"title":"Default Title","offer_id":52508180480305,"sku":"214-88-9230","price":999.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/6146\/6417\/files\/lift-kit-chevy-gmc-suburban-k5-88-91.webp?v=1770308975","url":"https:\/\/audiojamonline.com\/products\/lift-kit-chevy-gmc-suburban-k5-88-91","provider":"Audio Jam Inc","version":"1.0","type":"link"}