QA1 Suspension Strut Assembly - HD03-12300 ⚠ Check if this part fits your vehicle Select your vehicle to confirm fitment before you buy. Select vehicle QA1 HD03-12300 PromaStar Coilover Strut Kit,94-04 Mustang,Double Adjust,Handling Manufacturer: QA1 Manufacturer part number: HD03-12300 Old price: $1,958.60 Price: $1,767.95 Ship to Select country United States of America Afghanistan Åland Islands Albania Algeria American Samoa Andorra Angola Anguilla Antarctica Antigua and Barbuda Argentina Armenia Aruba Australia Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia (Plurinational State of) Bonaire, Sint Eustatius and Saba Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Christmas Island Cocos (Keeling) Islands Colombia Comoros Congo Congo (Democratic Republic of the) Cook Islands Costa Rica Côte d'Ivoire Croatia Cuba Curaçao Cyprus Czechia Denmark Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Eswatini Ethiopia Falkland Islands (Malvinas) Faroe Islands Fiji Finland France French Guiana French Polynesia French Southern Territories Gabon Gambia Georgia Germany Ghana Gibraltar Greece Greenland Grenada Guadeloupe Guam Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Holy See Honduras Hong Kong Hungary Iceland India Indonesia Iran (Islamic Republic of) Iraq Ireland Isle of Man Israel Italy Jamaica Japan Jersey Jordan Kazakhstan Kenya Kiribati Korea (Democratic People's Republic of) Korea (Republic of) Kuwait Kyrgyzstan Lao People's Democratic Republic Latvia Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Luxembourg Macao Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia (Federated States of) Moldova (Republic of) Monaco Mongolia Montenegro Montserrat Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island North Macedonia Northern Mariana Islands Norway Oman Pakistan Palau Palestine, State of Panama Papua New Guinea Paraguay Peru Philippines Pitcairn Poland Portugal Puerto Rico Qatar Réunion Romania Russian Federation Rwanda Saint Barthélemy Saint Helena, Ascension and Tristan da Cunha Saint Kitts and Nevis Saint Lucia Saint Martin (French part) Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Sint Maarten (Dutch part) Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and the South Sandwich Islands South Sudan Spain Sri Lanka Sudan Suriname Svalbard and Jan Mayen Sweden Switzerland Syrian Arab Republic Taiwan, Province of China Tajikistan Tanzania, United Republic of Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom of Great Britain and Northern Ireland United States Minor Outlying Islands Uruguay Uzbekistan Vanuatu Venezuela (Bolivarian Republic of) Vietnam Virgin Islands (British) Virgin Islands (U.S.) Wallis and Futuna Western Sahara Yemen Zambia Zimbabwe * Other * Shipping Method Name Estimated Delivery Price No shipping options Apply Custom wishlist OK Add to wishlist Add to compare list Email a friend Product Overview QA1 Proma Star coilover strut kits are a versatile choice for any Mustang owner. Ideal for both street and race applications, thanks to custom-tailored spring rate and strut valving packages which achieve the ultimate level of ride and performance. The lightweight inverted strut design, adjustable ride height and valving bring out the best possible performance, handling, and stance. Inverted Strut Design Ride Height Adjustability Tuned Spring Rates Double-Adjustable Coil-Overs Lightweight Caster Camber Plates Easy, Bolt-In Installation Made in the USA Fitment Notes Kit contains one pair of struts, springs, caster camber plates and related hardware. 79-93 Fox Body applications work on wide and narrow spindles.Note: Product Overview QA1 Proma Star coilover strut kits are a versatile choice for any Mustang owner. Ideal for both street and race applications, thanks to custom-tailored spring rate and strut valving packages which achieve the ultimate level of ride and performance. The lightweight inverted strut design, adjustable ride height and valving bring out the best possible performance, handling, and stance. Inverted Strut Design Ride Height Adjustability Tuned Spring Rates Double-Adjustable Coil-Overs Lightweight Caster Camber Plates Easy, Bolt-In Installation Made in the USA Fitment Notes Kit contains one pair of struts, springs, caster camber plates and related hardware. 79-93 Fox Body applications work on wide and narrow spindles. Products specifications Attribute name Attribute value Prop 65 Yes/No Yes Prop 65 - Short Label WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov Brand QA1 Manufacturer Part Number HD03-12300 UPC 806990174147 Active or Passive Suspension Passive Adjustable Compression Yes Adjustable Yes Adjustable Damping Yes Adjustable Rebound Yes Adjustable Ride Height Yes Air Adjustable No Bladder Heavy Duty Crimping Rings Included No Body Type Threaded Boot Color Black Boot Included Yes Coil Spring Included Yes Coil Spring Insulator(s) Included No Damping Adjustment Type Manual Dust Shield Included No Grade Type Performance Includes Bump Stop No Housing Material Aluminum Internal Construction Type Dual Tube Internal Rebound Spring No Mounting Hardware Included Yes Progressive Spring Rate No Remote Reservoir No Rod Diameter 15 Self-Leveling No Shaft Material Carbon Steel Strut Body Color Black Strut Mount Insulator(s) Included No Strut Mount(s) Included No Suspension Type Spring Valving Type Digressive Country of Origin US Condition New 🚗 Compatible with 11 vehicles are compatible with this product · 1994–2004 Looking for fitment details? 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