{"product":{"id":7639103996085,"title":"USA Standard Ring \u0026 Pinion Gear Set For GM 12 Bolt Car in a 3.90 Ratio","body_html":"USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.\u003cbr\u003e\u003cbr\u003eThis Part Fits:\u003cp\u003e\u003c\/p\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth align=\"left\" width=\"100\"\u003eYear\u003c\/th\u003e\n\u003cth align=\"left\" width=\"125\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\" width=\"150\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\" width=\"80\"\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1969\u003c\/td\u003e\n\u003ctd\u003eBuick\u003c\/td\u003e\n\u003ctd\u003eWildcat\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1965-1970\u003c\/td\u003e\n\u003ctd\u003eBuick\u003c\/td\u003e\n\u003ctd\u003eWildcat\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1965\u003c\/td\u003e\n\u003ctd\u003eBuick\u003c\/td\u003e\n\u003ctd\u003eWildcat\u003c\/td\u003e\n\u003ctd\u003eDeluxe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1966\u003c\/td\u003e\n\u003ctd\u003eBuick\u003c\/td\u003e\n\u003ctd\u003eWildcat\u003c\/td\u003e\n\u003ctd\u003eGran Sport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eBel Air\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eBiscayne\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1966-1970\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1968\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1969\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003e300 Deluxe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1968,1970-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eConcours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eConcours Estate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1965-1967\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eDeluxe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eGreenbrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1968-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eMalibu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1968-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eNomad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1967\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevy II\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1968\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevy II\u003c\/td\u003e\n\u003ctd\u003eNova\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1967\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevy II\u003c\/td\u003e\n\u003ctd\u003eNova SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1965-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eEl Camino\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1968-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eEl Camino\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1968-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eEl Camino\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eImpala\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1964-1967\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eImpala\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eMonte Carlo\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eNova\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003e350 HO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003e400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969-1972\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1972\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003eEsprit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1972\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003eFormula\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003eSprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1969-1972\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003eTrans Am\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1972\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eGTO\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1971\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eGTO\u003c\/td\u003e\n\u003ctd\u003eThe Judge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","vendor":"Yukon Gear \u0026 Axle","product_type":"Final Drive Gears","created_at":"2024-01-31T18:12:30-05:00","handle":"usa-standard-ring-pinion-gear-set-for-gm-12-bolt-car-in-a-3-90-ratio","updated_at":"2026-02-24T07:43:20-05:00","published_at":"2024-01-31T18:12:28-05:00","template_suffix":null,"published_scope":"web","tags":"1964-buick-wildcat-esi3990703, 1964-chevrolet-bel-air-esi3040127, 1964-chevrolet-biscayne-esi3604717, 1964-chevrolet-chevelle-esi9795229, 1964-chevrolet-chevy-ii-esi9301062, 1964-chevrolet-impala-esi7570921, 1965-buick-wildcat-esi5568453, 1965-chevrolet-bel-air-esi8412514, 1965-chevrolet-biscayne-esi5253388, 1965-chevrolet-chevelle-esi1869496, 1965-chevrolet-chevy-ii-esi9674140, 1965-chevrolet-el-camino-esi7201375, 1965-chevrolet-impala-esi4307226, 1966-buick-wildcat-esi5054786, 1966-chevrolet-bel-air-esi4436615, 1966-chevrolet-biscayne-esi6538912, 1966-chevrolet-caprice-esi5952341, 1966-chevrolet-chevelle-esi9617834, 1966-chevrolet-chevy-ii-esi6266940, 1966-chevrolet-el-camino-esi9665926, 1966-chevrolet-impala-esi7816100, 1967-buick-wildcat-esi1806919, 1967-chevrolet-bel-air-esi9243922, 1967-chevrolet-biscayne-esi1789805, 1967-chevrolet-camaro-esi2548385, 1967-chevrolet-caprice-esi3615202, 1967-chevrolet-chevelle-esi5080697, 1967-chevrolet-chevy-ii-esi4828455, 1967-chevrolet-el-camino-esi4000308, 1967-chevrolet-impala-esi1741066, 1968-buick-wildcat-esi7533202, 1968-chevrolet-bel-air-esi7340560, 1968-chevrolet-biscayne-esi1800014, 1968-chevrolet-camaro-esi1151127, 1968-chevrolet-caprice-esi7775852, 1968-chevrolet-chevelle-esi5063808, 1968-chevrolet-chevy-ii-esi6611568, 1968-chevrolet-el-camino-esi5755088, 1968-chevrolet-impala-esi6438330, 1969-buick-wildcat-esi5437119, 1969-chevrolet-bel-air-esi6788483, 1969-chevrolet-biscayne-esi1042417, 1969-chevrolet-camaro-esi2969974, 1969-chevrolet-caprice-esi2678074, 1969-chevrolet-chevelle-esi3755527, 1969-chevrolet-el-camino-esi8246799, 1969-chevrolet-impala-esi9645709, 1969-chevrolet-nova-esi8071303, 1969-pontiac-firebird-esi4160407, 1970-buick-wildcat-esi6464383, 1970-chevrolet-bel-air-esi3419570, 1970-chevrolet-biscayne-esi4086602, 1970-chevrolet-camaro-esi5261206, 1970-chevrolet-caprice-esi2483155, 1970-chevrolet-chevelle-esi9665333, 1970-chevrolet-el-camino-esi2786735, 1970-chevrolet-impala-esi7068133, 1970-chevrolet-monte-carlo-esi1032657, 1970-chevrolet-nova-esi9052998, 1970-pontiac-firebird-esi2041143, 1970-pontiac-gto-esi7976006, 1971-chevrolet-bel-air-esi8173257, 1971-chevrolet-biscayne-esi6819069, 1971-chevrolet-camaro-esi9728147, 1971-chevrolet-chevelle-esi1585013, 1971-chevrolet-el-camino-esi1718803, 1971-chevrolet-impala-esi7718568, 1971-chevrolet-monte-carlo-esi6953156, 1971-chevrolet-nova-esi9041184, 1971-pontiac-firebird-esi2875790, 1971-pontiac-gto-esi7226735, 1972-chevrolet-bel-air-esi3509191, 1972-chevrolet-biscayne-esi1756000, 1972-chevrolet-camaro-esi6676536, 1972-chevrolet-chevelle-esi5933910, 1972-chevrolet-el-camino-esi8491773, 1972-chevrolet-impala-esi9221695, 1972-chevrolet-monte-carlo-esi2594922, 1972-chevrolet-nova-esi8105365, 1972-pontiac-firebird-esi7559700, 1972-pontiac-gto-esi2174144, 250-500, bel air, biscayne, camaro, caprice, CaseLotQuantity:1, chassis 1964-1968, chassis 1964-1972, chassis 1965-1972, chassis 1966-1970, chassis 1967-1972, chassis 1969-1972, chassis 1970-1972, chevelle, chevrolet, chevy ii, ClearanceItem:N, Core:N, CorePrice:0, driveline-and-axles, Drivetrain\u003eFinal Drive Gears, el camino, EPA:N\/A, final-drive-gears, fits_1964-1969`Buick`Wildcat`Base~1965-1970`Buick`Wildcat`Custom~1965`Buick`Wildcat`Deluxe~1966`Buick`Wildcat`Gran Sport~1964-1972`Chevrolet`Bel Air`Base~1964-1972`Chevrolet`Biscayne`Base~1967-1972`Chevrolet`Camaro`Base~1967-1972`Chevrolet`Camaro`RS, fits_1965-1967`Chevrolet`Chevelle`Deluxe~1969-1972`Chevrolet`Chevelle`Greenbrier~1968-1972`Chevrolet`Chevelle`Malibu~1968-1972`Chevrolet`Chevelle`Nomad~1964-1972`Chevrolet`Chevelle`SS~1964-1967`Chevrolet`Chevy II`Base~1964-1968`Chevrolet`Chevy II`Nova, fits_1965-1972`Chevrolet`El Camino`Base~1968-1972`Chevrolet`El Camino`Custom~1968-1972`Chevrolet`El Camino`SS~1964-1972`Chevrolet`Impala`Base~1964-1967`Chevrolet`Impala`SS~1970-1972`Chevrolet`Monte Carlo`Base~1969-1972`Chevrolet`Nova`Base, fits_1967-1972`Chevrolet`Camaro`Z28~1966-1970`Chevrolet`Caprice`Base~1967-1968`Chevrolet`Chevelle`300~1967-1969`Chevrolet`Chevelle`300 Deluxe~1964-1968`Chevrolet`Chevelle`Base~1970-1972`Chevrolet`Chevelle`Base~1967-1972`Chevrolet`Chevelle`Concours, fits_1969`Pontiac`Firebird`350 HO~1969`Pontiac`Firebird`400~1969-1972`Pontiac`Firebird`Base~1970-1972`Pontiac`Firebird`Esprit~1970-1972`Pontiac`Firebird`Formula~1969`Pontiac`Firebird`Sprint~1969-1972`Pontiac`Firebird`Trans Am~1970-1972`Pontiac`GTO`Base, impala, LTL:N, monte carlo, MPN:ZG GM12P-390, Non-CARB:N, nova, Prop65:N, rear bumpers, SpecialOrder:Y, TURN14_ID:4374487, yukon-gear-axle","variants":[{"id":43575515119797,"product_id":7639103996085,"title":"Default Title","price":"350.89","sku":"YUKZG GM12P-390","position":1,"compare_at_price":"303.00","fulfillment_service":"manual","inventory_management":"shopify","option1":"Default 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