{"title":"C1500 Stage 2 - Pro Performance Kits","description":"\u003cp\u003ePro Performance 13\"\/14\" big brake kits and 6-piston caliper upgrades for 1988-1998 C1500 5-lug trucks.\u003c\/p\u003e","products":[{"product_id":"ck1500-master-cylinder-upgrade-1-34in-bore-1988-2000-chevy-gmc","title":"CK1500 Master Cylinder Upgrade (1.34in Bore) | 1988-2000 Chevy\/GMC","description":"\u003cp\u003eBigger calipers need more fluid, plain and simple. This larger 1.34\" bore master cylinder is the fix for the low, soft brake pedal that shows up after installing rear disc conversions or upgraded front calipers on 1988-2000 \u003cstrong\u003eChevy\u003c\/strong\u003e\/\u003cstrong\u003eGMC\u003c\/strong\u003e CK1500 trucks (C1500 5-lug and K1500 6-lug).\u003c\/p\u003e\u003cp\u003eAs you upsize brake piston area with a rear disc conversion or a bigger front caliper, the stock master cylinder simply can't move enough fluid volume to keep pedal travel short and firm. This upgrade solves that at the source rather than making you live with a mushy pedal.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1.34\" bore master cylinder\u003c\/li\u003e\n\u003cli\u003eAdapter fitting to connect to factory CK-truck hardlines\u003c\/li\u003e\n\u003cli\u003eBench bleed kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility Notes\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eFits vacuum booster setups ONLY — not hydroboost.\u003c\/strong\u003e Stock hardlines will need slight readjustment to align with the new master cylinder ports. The low fluid level sensor is not used on 88-00 OBS trucks.\u003c\/p\u003e\u003cp\u003eThis is the single most common add-on paired with our disc brake conversion kits and caliper upgrades — if you're stepping up piston size anywhere on the truck, budget for this master cylinder at the same time and save yourself a comeback trip under the dash.\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"Default Title","offer_id":58239360598176,"sku":null,"price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/GMCKMC__03481.1624031936.jpg?v=1784701008"},{"product_id":"react-drop-spindles-2in-drop-1988-2000-chevy-gmc-c1500","title":"React Drop Spindles (2in Drop) | 1988-2000 Chevy\/GMC C1500","description":"\u003cp\u003eReact 2\" modular drop spindles for 1988-2000 \u003cstrong\u003eChevy\u003c\/strong\u003e\/\u003cstrong\u003eGMC\u003c\/strong\u003e C1500 trucks and SUVs that accept 1.25\" width rotors. These spindles are the required foundation for our Wilwood D52 caliper front upgrade kit and our 14\"\/16\" big brake kits, dropping your front ride height 2\" while opening up room for larger rotors and calipers.\u003c\/p\u003e\u003cp\u003eCan also be used on 88-91 single-cab C1500 trucks running the thinner 1\" rotor to swap over to the 1.25\" \"HD\" brake system — a common upgrade path for early single-cabs that want the same brake hardware as later trucks.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWheel clearance note:\u003c\/strong\u003e requires 17\" or larger wheels to clear the dropped geometry and bigger brake components.\u003c\/p\u003e\u003cp\u003ePair these spindles with our \u003ca href=\"\/products\/gm-88-00-c1500-front-upgrades-with-wilwood-calipers-for-react-and-wilwood-iron-prospindles\"\u003eWilwood D52 caliper upgrade kit\u003c\/a\u003e, or step up to a full \u003ca href=\"\/collections\/c1500-stage-3-14-big-brake-kits\"\u003e14\" or 16\" big brake kit\u003c\/a\u003e built specifically around this spindle.\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"Default Title","offer_id":58239360630944,"sku":null,"price":379.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/React1__53377.1761067461.jpg?v=1784700949"},{"product_id":"rear-axle-t-brake-hose-kit-73-00-gm-full-size-truck","title":"Rear Axle T Brake Hose Kit (73-00 GM Full Size Truck)","description":"\u003cp\u003eReplace the factory rubber axle-T hose with a 3AN braided stainless line and clear protective sheathing, built for 1973-2000 \u003cstrong\u003eGM\u003c\/strong\u003e full-size trucks running any of our rear disc brake conversion kits.\u003c\/p\u003e\u003ch3\u003eSpecs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e7\/16-24 inverted flare female (chassis clip end) to 3\/8-24 inverted flare female (axle T end)\u003c\/li\u003e\n\u003cli\u003eAvailable in Stock length (18in) or Lifted length (22in) for lifted applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis is the small but essential hose that carries fluid from your chassis line out to the rear axle T fitting on any of our rear disc conversion kits. If your truck is lifted or you're running longer control arms\/leaf springs, choose the 22in Lifted option to avoid stretching the stock-length hose.\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"Default Title","offer_id":58239361056928,"sku":null,"price":39.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/BraidedSSHoses-Axle-Tee__43351.1553245732.jpg?v=1784700956"},{"product_id":"parking-brake-cable-kit-clevis-style-108in-trim-to-fit-wilwood-and-gm","title":"Parking Brake Cable Kit - Clevis Style (108in Trim-to-Fit) | Wilwood and GM","description":"\u003cp\u003eA universal 108\" trim-to-fit parking brake cable built for Wilwood and GM parking-brake-capable caliper assemblies, compatible across our entire \u003cstrong\u003eChevy\u003c\/strong\u003e\/\u003cstrong\u003eGMC\u003c\/strong\u003e OBS brake kit lineup — C1500, C2500\/C3500, K1500, and K2500\/K3500.\u003c\/p\u003e\u003cp\u003eIf you selected parking-brake-capable calipers on any of our rear disc conversion or big brake kits, this is the cable that connects your factory parking brake lever to the new caliper hardware. Being trim-to-fit at a generous 108\" length, one cable covers a huge range of truck configurations and lift heights — simply cut to length during install.\u003c\/p\u003e\u003cp\u003eFull printed and video install instructions are available, including a walkthrough install video from the OBS community.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.littleshopmfg.com\/content\/PARKING%20BRAKE%20CABLE%20KIT.pdf\"\u003eView Install Instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"Default Title","offer_id":58239361220768,"sku":null,"price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/EC80LSU__33198.1553778203.jpg?v=1784700968"},{"product_id":"pro-performance-13in-rear-big-brake-kit-1988-1998-chevy-gmc-truck-suv","title":"Pro Performance 13in Rear Big Brake Kit | 1988-1998 Chevy\/GMC Truck \u0026 SUV","description":"\u003cp\u003eA pro-level 13\" rear big brake kit for 1988-1998 \u003cstrong\u003eChevy\u003c\/strong\u003e\/\u003cstrong\u003eGMC\u003c\/strong\u003e full-size trucks and SUVs that uses a true truck rotor — no machining of your axle or rotor required. The integrated Mustang caliper includes a working parking brake, but the kit functions fine even without it hooked up.\u003c\/p\u003e\u003ch3\u003eWhat You Get\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand-new Mustang caliper (not rebuilt)\u003c\/li\u003e\n\u003cli\u003e13\" 1-piece rotor, drilled\/slotted\/zinc plated with directional vanes (1.1\" thick)\u003c\/li\u003e\n\u003cli\u003e5x5 bolt pattern\u003c\/li\u003e\n\u003cli\u003eLaser-cut, zinc-plated caliper mounting bracket\u003c\/li\u003e\n\u003cli\u003eStainless steel hoses and all necessary hardware\u003c\/li\u003e\n\u003cli\u003eBrake pads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBefore You Order\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eYou must measure your axle housing bolt pattern and axle offset before ordering\u003c\/strong\u003e — these trucks ran several different rear ends across the years, so confirming fitment up front saves a return trip. Choose between the 10\" drum-brake axle option (fits 10-bolt and 14-bolt 454SS axles) or the 9\" Ford option (Torino housing end, 2.5\" axle offset).\u003c\/p\u003e\u003cp\u003eCaliper offset is negative, so this kit clears most 18\" wheels and larger with no fuss, and plays especially well with aftermarket wheel offsets. Add the e-brake cable adapter if your parking brake setup needs it.\u003c\/p\u003e\u003cp\u003ePair this with our \u003ca href=\"\/products\/pro-performance-14in-front-big-brake-kit-1988-1998-chevy-gmc-truck-suv\"\u003ePro Performance 14\" Front Big Brake Kit\u003c\/a\u003e to finish the whole truck in one order. These kits typically ship within 3-5 days.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0063\/0417\/0099\/files\/6000492.pdf\"\u003eView Install Instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"10in Drum (10-Bolt\/14-Bolt 454SS) \/ None","offer_id":58240029491360,"sku":null,"price":1099.0,"currency_code":"USD","in_stock":true},{"title":"10in Drum (10-Bolt\/14-Bolt 454SS) \/ E-Brake Cable Adapter (+$290)","offer_id":58240033816736,"sku":null,"price":1389.0,"currency_code":"USD","in_stock":true},{"title":"9in Ford (Torino Housing) \/ None","offer_id":58240033849504,"sku":null,"price":1099.0,"currency_code":"USD","in_stock":true},{"title":"9in Ford (Torino Housing) \/ E-Brake Cable Adapter (+$290)","offer_id":58240033882272,"sku":null,"price":1389.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/IMG_3598_2__08726.1515091967.jpg?v=1784701640"},{"product_id":"pro-performance-front-6-piston-caliper-upgrade-revelator-kits","title":"Pro Performance Front 6-Piston Caliper Upgrade (Revelator Kits)","description":"\u003cp\u003eAn upgrade-only kit that swaps the calipers on your existing 13\" or 14\" Pro Performance Revelator front brake kit up to USA-made 6-piston machined aluminum calipers — more clamping force and a serious visual upgrade behind the wheel, without touching rotors, hubs, or brackets.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePair of 6-piston calipers, black or red\u003c\/li\u003e\n\u003cli\u003eBaer Sport Pads\u003c\/li\u003e\n\u003cli\u003eMounting brackets\u003c\/li\u003e\n\u003cli\u003eAll necessary hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment Note\u003c\/h3\u003e\u003cp\u003eThis upgrade only fits Pro Performance Revelator kits built around the \u003cstrong\u003eReact spindle\u003c\/strong\u003e — caliper offset increases to 0.60\" with this kit installed, so double-check your existing spindle before ordering.\u003c\/p\u003e\u003cp\u003eAlready running a \u003ca href=\"\/products\/pro-performance-14in-front-big-brake-kit-1988-1998-chevy-gmc-truck-suv\"\u003ePro Performance 14\" Front Big Brake Kit\u003c\/a\u003e? This is the natural next step when you want more bite out of the same rotor and hub package, on the same \u003cstrong\u003eChevy\u003c\/strong\u003e\/\u003cstrong\u003eGMC\u003c\/strong\u003e platform you already trust.\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"Black","offer_id":58240029524128,"sku":null,"price":1495.0,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":58240033915040,"sku":null,"price":1495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/AZPP-6P-BK__36210.1763663062.jpg?v=1784701643"},{"product_id":"pro-performance-14in-front-big-brake-kit-1988-1998-chevy-gmc-truck-suv","title":"Pro Performance 14in Front Big Brake Kit | 1988-1998 Chevy\/GMC Truck \u0026 SUV","description":"\u003cp\u003eA true pro-level 14\" front big brake kit for 1988-1998 \u003cstrong\u003eChevy\u003c\/strong\u003e\/\u003cstrong\u003eGMC\u003c\/strong\u003e full-size 2wd trucks and SUVs, built around a brand-new (not rebuilt) C5 caliper and a precision-machined aluminum hub. This kit bolts to any HD-rotor disc-brake drop spindle (McGaughy's, Street Edge, BellTech, and more) or to the React 2in modular drop spindle with zero spindle modification.\u003c\/p\u003e\u003ch3\u003eWhat You Get\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand-new C5 caliper (not rebuilt)\u003c\/li\u003e\n\u003cli\u003e14in 1-piece rotor, drilled\/slotted\/zinc plated with directional vanes (1.1in thick)\u003c\/li\u003e\n\u003cli\u003eMachined aluminum hub, 5x5 bolt pattern\u003c\/li\u003e\n\u003cli\u003eLaser-cut caliper mounting bracket\u003c\/li\u003e\n\u003cli\u003eStainless steel hoses and all necessary hardware\u003c\/li\u003e\n\u003cli\u003eBrake pads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpindle Compatibility\u003c\/h3\u003e\u003cp\u003eWorks with any HD-rotor drop spindle using stock-style caliper ears (requires user modification: cutting the ears and drilling\/tapping for the mounting bracket, template and instructions included), or bolts on with zero modification when paired with our React 2in Modular Drop Spindle. HD spindle required; will not work on light-duty brake spindles. Widens track width 5\/16in per side except when using the React spindle.\u003c\/p\u003e\u003cp\u003eCaliper offset is a tight 0.304in, so this kit fits inside most 18in wheels and larger and plays nice with most aftermarket wheel offsets. Works with both ABS and non-ABS trucks. Hub uses 14x1.5mm studs.\u003c\/p\u003e\u003cp\u003ePair this with our \u003ca href=\"\/products\/pro-performance-13in-rear-big-brake-kit-1988-1998-chevy-gmc-truck-suv\"\u003ePro Performance 13in Rear Big Brake Kit\u003c\/a\u003e to finish the whole truck, and step up to our \u003ca href=\"\/products\/pro-performance-front-6-piston-caliper-upgrade-revelator-kits\"\u003e6-piston caliper upgrade\u003c\/a\u003e down the road if you want even more bite out of the same rotor and hub package.\u003c\/p\u003e\u003cp\u003eThese kits typically ship within 3-5 days of order.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0063\/0417\/0099\/files\/6000488.pdf\"\u003eView Install Instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Little Shop Mfg","offers":[{"title":"None (Stock or Stock-Style Spindle)","offer_id":58240031391904,"sku":null,"price":1395.0,"currency_code":"USD","in_stock":true},{"title":"None (I Have React Spindle)","offer_id":58240033751200,"sku":null,"price":1395.0,"currency_code":"USD","in_stock":true},{"title":"React 2in Drop Spindle (+$379)","offer_id":58240033783968,"sku":null,"price":1774.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/9720\/2848\/files\/IMG_3601_2-02__72787.1515083612.jpg?v=1784701636"}],"url":"https:\/\/obsrevivalparts.com\/collections\/c1500-stage-2-pro-performance-kits.oembed","provider":"OBS Revival Parts","version":"1.0","type":"link"}