{"product_id":"qa1-c10-coilover-conversion-system-1973-87-chevy-truck-52623-s650","title":"QA1 C10 Coilover Conversion System | 1973-87 Chevy Truck | 52623-S650","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e \u003c\/p\u003e\u003ch1\u003e\u003cstrong\u003eQA1 52623-S650 C10 Coilover Conversion System | Ultimate Product Guide\u003c\/strong\u003e\u003c\/h1\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe QA1 52623-S650 is a complete front and rear \u003cstrong\u003ecoilover conversion system\u003c\/strong\u003e designed to transform the handling, ride quality, and stance of your \u003cstrong\u003e1973-1987 Chevrolet C10 pickup\u003c\/strong\u003e. This comprehensive kit replaces the factory torsion bar front suspension and leaf spring rear suspension with fully adjustable \u003cstrong\u003eQA1 Proma Star double-adjustable shock absorbers\u003c\/strong\u003e and lightweight coil springs.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eEngineered for serious performance, this system allows you to independently fine-tune both compression and rebound damping to perfectly match your driving style, whether it’s for aggressive street handling, autocross, or achieving the perfect low stance. The inclusion of \u003cstrong\u003e2.5-inch drop spindles\u003c\/strong\u003e ensures proper suspension geometry and maintains factory steering characteristics while lowering the vehicle. This is the ultimate upgrade for C10 owners who refuse to compromise on performance.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e \u003cdiv class=\"markdown-table-wrapper\"\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eFeature\u003c\/th\u003e \u003cth\u003eSpecification\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eQA1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003e52623-S650\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eVehicle Application\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003e1973-1987 Chevrolet C10 Pickup\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eKit Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eComplete Front \u0026amp; Rear Coilover Conversion\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eFront Spindles\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003e2.5″ Drop Spindles\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eShock Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eQA1 Proma Star Double-Adjustable\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eAdjustability\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eCompression \u0026amp; Rebound Damping\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSpring Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eQA1 Lightweight Coil Springs\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eFront Sway Bar\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eIncluded (Hollow Design)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003ch3\u003e\u003cstrong\u003eWhat’s Included in the Kit:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eFront \u0026amp; Rear Coilover Shocks:\u003c\/strong\u003e Double-adjustable Proma Star shocks with integrated springs.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eFront Crossmember \u0026amp; Control Arms:\u003c\/strong\u003e Engineered for coilover mounting.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e2.5″ Drop Spindles:\u003c\/strong\u003e Critical for maintaining proper geometry when lowering.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eFront Sway Bar:\u003c\/strong\u003e Hollow design for reduced weight without sacrificing stiffness.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eAll Necessary Mounting Hardware:\u003c\/strong\u003e Brackets, bolts, and instructions for a complete conversion.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eComplete Conversion System:\u003c\/strong\u003e Replaces both front torsion bars and rear leaf springs in one kit.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDouble-Adjustable Damping:\u003c\/strong\u003e Fine-tune both compression and rebound for unmatched handling control.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eImproved Stance \u0026amp; Lowering:\u003c\/strong\u003e Achieve a significantly lower center of gravity and aggressive look.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSuperior Handling:\u003c\/strong\u003e Eliminates body roll and provides razor-sharp cornering response.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLightweight Components:\u003c\/strong\u003e Reduces unsprung weight for improved suspension reaction.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eMaintains Geometry:\u003c\/strong\u003e Drop spindles allow for lowering without compromising suspension or steering angles.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eQA1 Coilover System vs. Stock C10 Suspension: Comparison Table\u003c\/strong\u003e\u003c\/h2\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThis table highlights the transformative nature of this upgrade.\u003c\/p\u003e \u003cdiv class=\"markdown-table-wrapper\"\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eFeature\u003c\/th\u003e \u003cth\u003eQA1 Coilover Conversion System\u003c\/th\u003e \u003cth\u003eFactory C10 Suspension\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eModern Coilover, Double-Adjustable\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eTorsion Bar (Front) \/ Leaf Spring (Rear)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eAdjustability\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eHeight, Compression, Rebound\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eTorsion Bar Preload (Front Only)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eHandling\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003ePrecise, Flat, Responsive\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eSoft, Body Roll, Vague\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eStance Control\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eFully Adjustable Ride Height\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eLimited Lowering (Front)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eUnsprung Weight\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eLighter\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eHeavier\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eGoal\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eMaximize Performance \u0026amp; Customization\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eBasic Comfort and Load Capacity\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h2\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ1: Why are drop spindles included and why are they important?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e Drop spindles lower the vehicle by moving the wheel mounting point upward relative to the steering axis. This is the \u003cstrong\u003ecorrect way to lower a vehicle\u003c\/strong\u003e because it preserves the factory-designed suspension geometry (control arm angles, roll center, and bump steer). Lowering with springs or torsion bar adjustments alone compromises this geometry, leading to poor handling and tire wear.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ2: What does “double-adjustable” mean?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e It means you have two separate adjustment knobs on each shock: one for \u003cstrong\u003ecompression damping\u003c\/strong\u003e (how the shock reacts to being compressed) and one for \u003cstrong\u003erebound damping\u003c\/strong\u003e (how it reacts to extending back). This allows you to perfectly tailor the ride for comfort on rough streets and firmness during cornering.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ3: How low will this kit make my C10?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e The specific ride height is \u003cstrong\u003einfinitely adjustable\u003c\/strong\u003e within the range of the coilover system. You can set it for a mild drop or “slam” it. The 2.5″ drop spindles are a fixed component that ensures whatever height you choose, the geometry remains correct.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ4: Is this a direct bolt-on installation?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e This is a comprehensive conversion kit designed to bolt onto the original factory frame points. However, it is a major suspension overhaul that involves removing the entire front crossmember and rear leaf springs. \u003cstrong\u003eProfessional installation is highly recommended.\u003c\/strong\u003e\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ5: Will this kit work with my stock wheels?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e The kit is designed for aftermarket wheels. The large diameter of the coilovers and the specific design of the control arms will \u003cstrong\u003elikely not clear stock steel wheels\u003c\/strong\u003e. You will need to verify backspacing and clearance for your specific wheels.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ6: Does this improve ride quality?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e It transforms ride quality, but “improvement” is subjective. It replaces a soft, wallowy ride with a firm, controlled, and responsive feel. You will feel more of the road, but the vehicle will be immensely more stable and predictable. The adjustability allows you to find a comfortable street setting.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003ePros and Cons\u003c\/strong\u003e\u003c\/h2\u003e \u003ch3\u003e\u003cstrong\u003ePros:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eUnmatched Handling:\u003c\/strong\u003e The single biggest improvement you can make to a C10’s driving dynamics.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eTotal Adjustability:\u003c\/strong\u003e Customize ride height, stiffness, and damping to your exact preference.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eComplete Solution:\u003c\/strong\u003e Includes everything needed for a full front and rear conversion.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eCorrect Engineering:\u003c\/strong\u003e Uses drop spindles to maintain proper suspension geometry.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eHigh-Quality Components:\u003c\/strong\u003e QA1 is a leader in performance suspension with a proven track record.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eAggressive Stance:\u003c\/strong\u003e Allows you to achieve the perfect low profile look.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong\u003eCons:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eHigh Cost:\u003c\/strong\u003e This is a premium, top-tier suspension system with a price to match.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eComplex Installation:\u003c\/strong\u003e Requires significant mechanical expertise and time; not a beginner project.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLoss of Stock Character:\u003c\/strong\u003e Replaces the original soft, classic truck ride with a modern performance feel.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003ePotential Wheel Compatibility Issues:\u003c\/strong\u003e Will likely require aftermarket wheels with specific backspacing.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eProfessional Setup Required:\u003c\/strong\u003e To truly optimize the double-adjustable dampers, experience is beneficial.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eConclusion \u0026amp; Best Applications\u003c\/strong\u003e\u003c\/h2\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe \u003cstrong\u003eQA1 52623-S650\u003c\/strong\u003e is the definitive performance suspension upgrade for the 1973-87 Chevrolet C10. It is designed for the enthusiast who views their truck as a performance vehicle first and a cruiser second.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eYou should choose this system if:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eYou want the \u003cstrong\u003eabsolute best handling and performance\u003c\/strong\u003e available for your C10.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eYou participate in \u003cstrong\u003eautocross, track days, or simply enjoy aggressive canyon driving\u003c\/strong\u003e.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eAchieving the perfect stance\u003c\/strong\u003e is as important to you as how the truck drives.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eYou have the \u003cstrong\u003ebudget for a top-tier system\u003c\/strong\u003e and the resources for professional installation.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eFor the C10 owner who refuses to accept mediocre handling, the QA1 Coilover Conversion System is the ultimate investment.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Professional installation is highly recommended. Proper installation, alignment, and damping setup are critical for safety and performance. This system will change the vehicle’s handling characteristics dramatically; drive with caution until you are familiar with its limits. Always check wheel and tire clearance before driving.\u003c\/p\u003e","brand":"TITANPARTHUB","offers":[{"title":"Default Title","offer_id":52160966754535,"sku":null,"price":4068.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/7806\/3335\/files\/6327b355-QA1-C10-Coilover-Conversion.jpg?v=1780566426","url":"https:\/\/titanparthub.com\/products\/qa1-c10-coilover-conversion-system-1973-87-chevy-truck-52623-s650","provider":"TITANPARTHUB","version":"1.0","type":"link"}