QA1

Bolt In Spring Adapter for Stock Springs Kit

7720-203
$169.98

Out of Stock

Estimated Delivery in 3-7 business days

QA1

Bolt In Spring Adapter for Stock Springs Kit

7720-203
$169.98

Out of Stock

Estimated Delivery in 3-7 business days

Authorized dealer
Free shipping on orders above $250 within the lower 48 United States
Brand new parts with warranty coverage
Free 30-day return and exchange on qualifying orders
Got Questions?
Our experts are here to help!
Part Numbers & Details
Package Contains 1 set of Bolt In Spring Adapters
You'll be getting two adapters.
QA1 Lifetime Warranty
Manufacturer guaranetees the springs to remain within 2% of the original free height and rate under normal operating conditions.
Important Fitment Note
All Necessary Hardware Included
Product Highlights
Required when using stock springs with QA1 Control Arm Part Numbers 52322, 52422, 52337, 52437.
Specifications
Part NumberItemQuantity
7720-203Bolt In Spring Adapter for Stock Springs1
Product Details

QA1's Street Control Arms are a spectacuiar upgrade, even if just being used as a stock replacement. If you plan on keeping your stock springs, make sure to get these Bolt In Spring Adapters for appropriate fitment.

Compatibility List
YearMakeModelDrivePosition
1967BuickGran Sport
1966BuickGran Sport
1965BuickGran Sport
1972BuickSkylarkRWD
1971BuickSkylarkRWD
1970BuickSkylarkRWD
1969BuickSkylarkRWD
1968BuickSkylarkRWD
1967BuickSkylarkRWD
1966BuickSkylarkRWD
1965BuickSkylarkRWD
1964BuickSkylarkRWD
1969BuickSpecial
1968BuickSpecial
1967BuickSpecial
1966BuickSpecial
1965BuickSpecial
1964BuickSpecial
1992ChevroletCamaro
1991ChevroletCamaro
1990ChevroletCamaro
1989ChevroletCamaro
1988ChevroletCamaro
1987ChevroletCamaro
1986ChevroletCamaro
1985ChevroletCamaro
1984ChevroletCamaro
1983ChevroletCamaro
1982ChevroletCamaro
1981ChevroletCamaro
1988ChevroletCamaroRWD
1987ChevroletCamaroRWD
1986ChevroletCamaroRWD
1985ChevroletCamaroRWD
1984ChevroletCamaroRWD
1983ChevroletCamaroRWD
1982ChevroletCamaroRWD
1981ChevroletCamaroRWD
1980ChevroletCamaroRWD
1979ChevroletCamaroRWD
1978ChevroletCamaroRWD
1977ChevroletCamaroRWD
1976ChevroletCamaroRWD
1975ChevroletCamaroRWD
1974ChevroletCamaroRWD
1973ChevroletCamaroRWD
1972ChevroletCamaroRWD
1971ChevroletCamaroRWD
1970ChevroletCamaroRWD
1969ChevroletChevelle
1972ChevroletChevelleRWD
1971ChevroletChevelleRWD
1970ChevroletChevelleRWD
1969ChevroletChevelleRWD
1968ChevroletChevelleRWD
1967ChevroletChevelleRWD
1966ChevroletChevelleRWD
1965ChevroletChevelleRWD
1964ChevroletChevelleRWD
1971ChevroletEl Camino
1972ChevroletEl CaminoRWD
1971ChevroletEl CaminoRWD
1970ChevroletEl CaminoRWD
1969ChevroletEl CaminoRWD
1968ChevroletEl CaminoRWD
1967ChevroletEl CaminoRWD
1966ChevroletEl CaminoRWD
1965ChevroletEl CaminoRWD
1964ChevroletEl CaminoRWD
1967ChevroletMalibuRWD
1966ChevroletMalibuRWD
1965ChevroletMalibuRWD
1964ChevroletMalibuRWD
2004ChevroletS10
2003ChevroletS104WD
2002ChevroletS104WD
2001ChevroletS104WD
2000ChevroletS104WD
1999ChevroletS104WD
1998ChevroletS104WD
1997ChevroletS104WD
1996ChevroletS104WD
1995ChevroletS104WD
1994ChevroletS104WD
1993ChevroletS104WD
1992ChevroletS104WD
1991ChevroletS104WD
1990ChevroletS104WD
1989ChevroletS104WD
1988ChevroletS104WD
1987ChevroletS104WD
1986ChevroletS104WD
1985ChevroletS104WD
1984ChevroletS104WD
1983ChevroletS104WD
2000ChevroletS10FWD
1999ChevroletS10FWD
1998ChevroletS10FWD
1997ChevroletS10FWD
2003ChevroletS10RWD
2002ChevroletS10RWD
2001ChevroletS10RWD
2000ChevroletS10RWD
1999ChevroletS10RWD
1998ChevroletS10RWD
1997ChevroletS10RWD
1996ChevroletS10RWD
1995ChevroletS10RWD
1994ChevroletS10RWD
1993ChevroletS10RWD
1992ChevroletS10RWD
1991ChevroletS10RWD
1990ChevroletS10RWD
1989ChevroletS10RWD
1988ChevroletS10RWD
1987ChevroletS10RWD
1986ChevroletS10RWD
1985ChevroletS10RWD
1984ChevroletS10RWD
1983ChevroletS10RWD
1982ChevroletS10RWD
1990GMCS154WD
1989GMCS154WD
1988GMCS154WD
1987GMCS154WD
1986GMCS154WD
1985GMCS154WD
1984GMCS154WD
1983GMCS154WD
1990GMCS15RWD
1989GMCS15RWD
1988GMCS15RWD
1987GMCS15RWD
1986GMCS15RWD
1985GMCS15RWD
1984GMCS15RWD
1983GMCS15RWD
1982GMCS15RWD
2004GMCSonoma
2003GMCSonoma
2002GMCSonoma
2001GMCSonoma
2000GMCSonoma
1999GMCSonoma
1998GMCSonoma
1997GMCSonoma
1996GMCSonoma
1995GMCSonoma
1994GMCSonoma
1993GMCSonoma4WD
1992GMCSonoma4WD
1991GMCSonoma4WD
1993GMCSonomaRWD
1992GMCSonomaRWD
1991GMCSonomaRWD
1972GMCSprintRWD
1971GMCSprintRWD
1971Oldsmobile442RWD
1970Oldsmobile442RWD
1969Oldsmobile442RWD
1968Oldsmobile442RWD
1967Oldsmobile442RWD
1966Oldsmobile442RWD
1965Oldsmobile442RWD
1964Oldsmobile442RWD
1972OldsmobileCutlassRWD
1971OldsmobileCutlassRWD
1970OldsmobileCutlassRWD
1969OldsmobileCutlassRWD
1968OldsmobileCutlassRWD
1967OldsmobileCutlassRWD
1966OldsmobileCutlassRWD
1965OldsmobileCutlassRWD
1964OldsmobileCutlassRWD
1972OldsmobileVista Cruiser
1971OldsmobileVista Cruiser
1970OldsmobileVista Cruiser
1969OldsmobileVista Cruiser
1968OldsmobileVista Cruiser
1967OldsmobileVista Cruiser
1966OldsmobileVista Cruiser
1965OldsmobileVista Cruiser
1964OldsmobileVista Cruiser
1992PontiacFirebirdRWD
1991PontiacFirebirdRWD
1990PontiacFirebirdRWD
1989PontiacFirebirdRWD
1988PontiacFirebirdRWD
1987PontiacFirebirdRWD
1986PontiacFirebirdRWD
1985PontiacFirebirdRWD
1984PontiacFirebirdRWD
1983PontiacFirebirdRWD
1982PontiacFirebirdRWD
1981PontiacFirebirdRWD
1980PontiacFirebirdRWD
1979PontiacFirebirdRWD
1978PontiacFirebirdRWD
1977PontiacFirebirdRWD
1976PontiacFirebirdRWD
1975PontiacFirebirdRWD
1974PontiacFirebirdRWD
1973PontiacFirebirdRWD
1972PontiacFirebirdRWD
1971PontiacFirebirdRWD
1970PontiacFirebirdRWD
1972PontiacGTORWD
1971PontiacGTORWD
1970PontiacGTORWD
1969PontiacGTORWD
1968PontiacGTORWD
1967PontiacGTORWD
1966PontiacGTORWD
1965PontiacGTORWD
1964PontiacGTORWD
1972PontiacLeMansRWD
1971PontiacLeMansRWD
1970PontiacLeMansRWD
1969PontiacLeMansRWD
1968PontiacLeMansRWD
1967PontiacLeMansRWD
1966PontiacLeMansRWD
1965PontiacLeMansRWD
1964PontiacLeMansRWD
1970PontiacTempestRWD
1969PontiacTempestRWD
1968PontiacTempestRWD
1967PontiacTempestRWD
1966PontiacTempestRWD
1965PontiacTempestRWD
1964PontiacTempestRWD

QA1 Manufacturer's Warranty

QA1 warrants that the products will be free from defects in material and workmanship for one year from date of sale to the original purchaser.

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.

Product Details

Whether you want to upgrade, add a reservoir, or find something more affordable, contact us with any questions!

Part Numbers & Details

View full product specifications

Close specs
Part Numbers & Details
Package Contains 1 set of Bolt In Spring Adapters
You'll be getting two adapters.
QA1 Lifetime Warranty
Manufacturer guaranetees the springs to remain within 2% of the original free height and rate under normal operating conditions.
Important Fitment Note
All Necessary Hardware Included
Product Highlights
Required when using stock springs with QA1 Control Arm Part Numbers 52322, 52422, 52337, 52437.
Specifications
Part NumberItemQuantity
7720-203Bolt In Spring Adapter for Stock Springs1
Product Details

QA1's Street Control Arms are a spectacuiar upgrade, even if just being used as a stock replacement. If you plan on keeping your stock springs, make sure to get these Bolt In Spring Adapters for appropriate fitment.

Compatibility List
YearMakeModelDrivePosition
1967BuickGran Sport
1966BuickGran Sport
1965BuickGran Sport
1972BuickSkylarkRWD
1971BuickSkylarkRWD
1970BuickSkylarkRWD
1969BuickSkylarkRWD
1968BuickSkylarkRWD
1967BuickSkylarkRWD
1966BuickSkylarkRWD
1965BuickSkylarkRWD
1964BuickSkylarkRWD
1969BuickSpecial
1968BuickSpecial
1967BuickSpecial
1966BuickSpecial
1965BuickSpecial
1964BuickSpecial
1992ChevroletCamaro
1991ChevroletCamaro
1990ChevroletCamaro
1989ChevroletCamaro
1988ChevroletCamaro
1987ChevroletCamaro
1986ChevroletCamaro
1985ChevroletCamaro
1984ChevroletCamaro
1983ChevroletCamaro
1982ChevroletCamaro
1981ChevroletCamaro
1988ChevroletCamaroRWD
1987ChevroletCamaroRWD
1986ChevroletCamaroRWD
1985ChevroletCamaroRWD
1984ChevroletCamaroRWD
1983ChevroletCamaroRWD
1982ChevroletCamaroRWD
1981ChevroletCamaroRWD
1980ChevroletCamaroRWD
1979ChevroletCamaroRWD
1978ChevroletCamaroRWD
1977ChevroletCamaroRWD
1976ChevroletCamaroRWD
1975ChevroletCamaroRWD
1974ChevroletCamaroRWD
1973ChevroletCamaroRWD
1972ChevroletCamaroRWD
1971ChevroletCamaroRWD
1970ChevroletCamaroRWD
1969ChevroletChevelle
1972ChevroletChevelleRWD
1971ChevroletChevelleRWD
1970ChevroletChevelleRWD
1969ChevroletChevelleRWD
1968ChevroletChevelleRWD
1967ChevroletChevelleRWD
1966ChevroletChevelleRWD
1965ChevroletChevelleRWD
1964ChevroletChevelleRWD
1971ChevroletEl Camino
1972ChevroletEl CaminoRWD
1971ChevroletEl CaminoRWD
1970ChevroletEl CaminoRWD
1969ChevroletEl CaminoRWD
1968ChevroletEl CaminoRWD
1967ChevroletEl CaminoRWD
1966ChevroletEl CaminoRWD
1965ChevroletEl CaminoRWD
1964ChevroletEl CaminoRWD
1967ChevroletMalibuRWD
1966ChevroletMalibuRWD
1965ChevroletMalibuRWD
1964ChevroletMalibuRWD
2004ChevroletS10
2003ChevroletS104WD
2002ChevroletS104WD
2001ChevroletS104WD
2000ChevroletS104WD
1999ChevroletS104WD
1998ChevroletS104WD
1997ChevroletS104WD
1996ChevroletS104WD
1995ChevroletS104WD
1994ChevroletS104WD
1993ChevroletS104WD
1992ChevroletS104WD
1991ChevroletS104WD
1990ChevroletS104WD
1989ChevroletS104WD
1988ChevroletS104WD
1987ChevroletS104WD
1986ChevroletS104WD
1985ChevroletS104WD
1984ChevroletS104WD
1983ChevroletS104WD
2000ChevroletS10FWD
1999ChevroletS10FWD
1998ChevroletS10FWD
1997ChevroletS10FWD
2003ChevroletS10RWD
2002ChevroletS10RWD
2001ChevroletS10RWD
2000ChevroletS10RWD
1999ChevroletS10RWD
1998ChevroletS10RWD
1997ChevroletS10RWD
1996ChevroletS10RWD
1995ChevroletS10RWD
1994ChevroletS10RWD
1993ChevroletS10RWD
1992ChevroletS10RWD
1991ChevroletS10RWD
1990ChevroletS10RWD
1989ChevroletS10RWD
1988ChevroletS10RWD
1987ChevroletS10RWD
1986ChevroletS10RWD
1985ChevroletS10RWD
1984ChevroletS10RWD
1983ChevroletS10RWD
1982ChevroletS10RWD
1990GMCS154WD
1989GMCS154WD
1988GMCS154WD
1987GMCS154WD
1986GMCS154WD
1985GMCS154WD
1984GMCS154WD
1983GMCS154WD
1990GMCS15RWD
1989GMCS15RWD
1988GMCS15RWD
1987GMCS15RWD
1986GMCS15RWD
1985GMCS15RWD
1984GMCS15RWD
1983GMCS15RWD
1982GMCS15RWD
2004GMCSonoma
2003GMCSonoma
2002GMCSonoma
2001GMCSonoma
2000GMCSonoma
1999GMCSonoma
1998GMCSonoma
1997GMCSonoma
1996GMCSonoma
1995GMCSonoma
1994GMCSonoma
1993GMCSonoma4WD
1992GMCSonoma4WD
1991GMCSonoma4WD
1993GMCSonomaRWD
1992GMCSonomaRWD
1991GMCSonomaRWD
1972GMCSprintRWD
1971GMCSprintRWD
1971Oldsmobile442RWD
1970Oldsmobile442RWD
1969Oldsmobile442RWD
1968Oldsmobile442RWD
1967Oldsmobile442RWD
1966Oldsmobile442RWD
1965Oldsmobile442RWD
1964Oldsmobile442RWD
1972OldsmobileCutlassRWD
1971OldsmobileCutlassRWD
1970OldsmobileCutlassRWD
1969OldsmobileCutlassRWD
1968OldsmobileCutlassRWD
1967OldsmobileCutlassRWD
1966OldsmobileCutlassRWD
1965OldsmobileCutlassRWD
1964OldsmobileCutlassRWD
1972OldsmobileVista Cruiser
1971OldsmobileVista Cruiser
1970OldsmobileVista Cruiser
1969OldsmobileVista Cruiser
1968OldsmobileVista Cruiser
1967OldsmobileVista Cruiser
1966OldsmobileVista Cruiser
1965OldsmobileVista Cruiser
1964OldsmobileVista Cruiser
1992PontiacFirebirdRWD
1991PontiacFirebirdRWD
1990PontiacFirebirdRWD
1989PontiacFirebirdRWD
1988PontiacFirebirdRWD
1987PontiacFirebirdRWD
1986PontiacFirebirdRWD
1985PontiacFirebirdRWD
1984PontiacFirebirdRWD
1983PontiacFirebirdRWD
1982PontiacFirebirdRWD
1981PontiacFirebirdRWD
1980PontiacFirebirdRWD
1979PontiacFirebirdRWD
1978PontiacFirebirdRWD
1977PontiacFirebirdRWD
1976PontiacFirebirdRWD
1975PontiacFirebirdRWD
1974PontiacFirebirdRWD
1973PontiacFirebirdRWD
1972PontiacFirebirdRWD
1971PontiacFirebirdRWD
1970PontiacFirebirdRWD
1972PontiacGTORWD
1971PontiacGTORWD
1970PontiacGTORWD
1969PontiacGTORWD
1968PontiacGTORWD
1967PontiacGTORWD
1966PontiacGTORWD
1965PontiacGTORWD
1964PontiacGTORWD
1972PontiacLeMansRWD
1971PontiacLeMansRWD
1970PontiacLeMansRWD
1969PontiacLeMansRWD
1968PontiacLeMansRWD
1967PontiacLeMansRWD
1966PontiacLeMansRWD
1965PontiacLeMansRWD
1964PontiacLeMansRWD
1970PontiacTempestRWD
1969PontiacTempestRWD
1968PontiacTempestRWD
1967PontiacTempestRWD
1966PontiacTempestRWD
1965PontiacTempestRWD
1964PontiacTempestRWD
Warranty

View warranty coverage

Close specs

QA1 Manufacturer's Warranty

QA1 warrants that the products will be free from defects in material and workmanship for one year from date of sale to the original purchaser.

Shipping & Returns

Free shipping within the lower 48 United States

Close specs

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.