{"product_id":"1973-1987-chevrolet-gmc-k10-k20-4-6-8-inch-lift-blocks","title":"Apoc Industries Lift Blocks for Chevy K10 \/ K20 4x4 (1973-1987) GMC K15 K25 4x4 (1973-1987) 4\" \/ 6\" \/ 8\"","description":"\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eFitment Information\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChevy K10 \/ K20 4x4 (1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)\u003c\/li\u003e\n\u003cli\u003eGMC K15 K25 4x4 (1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eSpecs \u0026amp; Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom-built in the USA 🇺🇸 for 1973–1987 Chevy\/GMC K10 \u0026amp; K20 4WD trucks\u003c\/li\u003e\n\u003cli\u003eAvailable lift heights: 4\", 6\", or 8\" – each true to size\u003c\/li\u003e\n\u003cli\u003eHeavy-duty fabricated steel construction for rugged performance\u003c\/li\u003e\n\u003cli\u003eOptional taper (if applicable) to improve driveline angle and reduce vibration\u003c\/li\u003e\n\u003cli\u003eDurable black powder coat finish resists rust and corrosion\u003c\/li\u003e\n\u003cli\u003eSold in pairs for rear axle installation\u003c\/li\u003e\n\u003cli\u003eCompatible with factory or extended U-bolts (not included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstall Time: Approximately 1–2 hours\u003c\/li\u003e\n\u003cli\u003eTools Needed: Basic hand tools, jack, and jack stands\u003c\/li\u003e\n\u003cli\u003eFitment Note: For use on rear leaf spring suspension only. Not compatible with coil springs or independent rear setups.\u003c\/li\u003e\n\u003cli\u003eVehicle Requirements: Fits most lifted K10\/K20 models with 2.5\"-wide rear leaf springs and solid axle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eU-bolts not included. Extended U-bolts are required when installing taller blocks.\u003c\/li\u003e\n\u003cli\u003eDesigned for rear axle use only—not intended for front or coil spring suspension systems.\u003c\/li\u003e\n\u003cli\u003eDo not stack with other blocks or use in combination with add-a-leaf kits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eEnhance the stance and lift of your classic Chevy or GMC truck with premium, 🇺🇸 American-made lift blocks built specifically for the 1973–1987 K10 and K20 4x4 models. Available in 4\", 6\", and 8\" sizes, these custom-fabricated blocks are true to size, delivering accurate rear lift and consistent fitment.\u003c\/p\u003e","brand":"Apoc Industries","offers":[{"title":"4Inch \/ No \/ No","offer_id":42852078878800,"sku":"4-003","price":259.09,"currency_code":"USD","in_stock":true},{"title":"4Inch \/ No \/ Yes","offer_id":42852078911568,"sku":"4-003+UB 5\/8 3R 14","price":367.53,"currency_code":"USD","in_stock":true},{"title":"4Inch \/ Yes \/ No","offer_id":42852078944336,"sku":"4-003+UB 3\/8 3SQ 4","price":301.13,"currency_code":"USD","in_stock":true},{"title":"4Inch \/ Yes \/ Yes","offer_id":42852078977104,"sku":"4-003 UB 5\/8 3R 14+UB 3\/8 3SQ 4","price":409.57,"currency_code":"USD","in_stock":true},{"title":"6 Inch \/ No \/ No","offer_id":42852079009872,"sku":"4-004","price":280.21,"currency_code":"USD","in_stock":true},{"title":"6 Inch \/ No \/ Yes","offer_id":42852079042640,"sku":"4-004+UB 5\/8 3R 16","price":399.45,"currency_code":"USD","in_stock":true},{"title":"6 Inch \/ Yes \/ No","offer_id":42852079075408,"sku":"4-004+UB 3\/8 3SQ 4","price":322.25,"currency_code":"USD","in_stock":true},{"title":"6 Inch \/ Yes \/ Yes","offer_id":42852079108176,"sku":"4-004+5\/8 3R 16+3\/8 3SQ 4","price":441.49,"currency_code":"USD","in_stock":true},{"title":"8 Inch \/ No \/ No","offer_id":42852079140944,"sku":"4-005","price":284.1,"currency_code":"USD","in_stock":true},{"title":"8 Inch \/ No \/ Yes","offer_id":42852079173712,"sku":"4-005+UB 5\/8 3R 18","price":414.3,"currency_code":"USD","in_stock":true},{"title":"8 Inch \/ Yes \/ No","offer_id":42852079206480,"sku":"4-005+UB 3\/8 3SQ 4","price":326.14,"currency_code":"USD","in_stock":true},{"title":"8 Inch \/ Yes \/ Yes","offer_id":42852079239248,"sku":"4-005+5\/8 3R 18+3\/8 3SQ 4","price":456.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/0252\/4785\/files\/4-059-3_Blocks_221fc454-047f-4068-b221-9cc901ff6072.jpg?v=1786995383","url":"https:\/\/shop.redline360.com\/products\/1973-1987-chevrolet-gmc-k10-k20-4-6-8-inch-lift-blocks","provider":"Redline360","version":"1.0","type":"link"}