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High-quality C-Notch kits for classic cars and trucks, featuring metal frame brackets and hardware including bolts, washers, and nuts.

C-Notch Kits

At Classic Performance Products (CPP), we offer a wide range of Rear C Notch Kits for Chevy and Ford Trucks, including the Chevy C10 and OBS models. Designed to provide maximum suspension drop, these kits are made from thick, durable steel and can be easily bolted into the rear frame of your truck.

... Each kit includes all necessary mounting hardware and detailed instructions. Cutting and drilling is required for installation. This CPP C-Notch kit is designed to work with our Trailing Arm Conversion Kit to convert your 1973-87 Chevy Truck from leaf springs to trailing arms. Note: Trailing Arm Conversion Kit sold separetely, see our part #7387TAC-A-

Mounting Hardware and Instructions Included
To make your installation as easy as possible, our C-notch kits come complete with all the necessary mounting hardware and detailed instructions. We understand that every truck is unique, and these kits have been designed to ensure compatibility.

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  1. RideTech HQ Coil-Over System for 1971-1972 Chevy C10

    1971-1972 Chevy C10

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 11350201
    0%
    $7,120.00
    High-performance coilover kit by RideTech
  2. RideTech HQ Air Suspension System for 1971-1972 Chevy C10

    1971-1972 Chevy C10

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 11350298
    0%
    $6,855.00
    High-performance coilover kit by RideTech
  3. RideTech HQ Coil-Over System for 1973-1987 Chevy C10

    1973-1987 Chevy C10

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 11360201
    0%
    $7,320.00
    High-performance coilover kit by RideTech
  4. RideTech HQ Air Suspension System for 1973-1987 Chevy C10

    1973-1987 Chevy C10

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 11360297
    0%
    $7,055.00
    High-performance coilover kit by RideTech
  5. Ridetech HQ Air Suspension System w/ hub spindles for 1965-1972 F-100

    HQ Air Suspension System with hub spindles for 1965-1972 F-100.

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 12320296
    0%
    $8,800.00
    High-performance coilover kit by RideTech
  6. Ridetech HQ Air Suspension System for 1965-1972 F-100

    HQ Air Suspension System for 1965-1972 F-100.

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 12320298
    0%
    $8,225.00
    High-performance coilover kit by RideTech
  7. Ridetech HQ Coil-Over System for 1973-1979 F-100

    HQ Coil-Over System for 1973-1979 F-100.

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 12330201
    0%
    $7,895.00
    High-performance coilover kit by RideTech
  8. Ridetech HQ Coil-Over System w/ hub spindles for 1973-1979 F-100

    HQ Coil-Over System with hub spindles for 1973-1979 F-100.

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 12330203
    0%
    $8,610.00
    High-performance coilover kit by RideTech
  9. Ridetech HQ Air Suspension System w/ hub spindles for 1973-1979 F-100

    HQ Air Suspension System with hub spindles for 1973-1979 F-100.

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 12330296
    0%
    $8,800.00
    High-performance coilover kit by RideTech
  10. Ridetech HQ Air Suspension System for 1973-1979 F-100

    HQ Air Suspension System for 1973-1979 F-100.

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 12330298
    0%
    $8,225.00
    High-performance coilover kit by RideTech
  11. RideTech 4 Link System w/ Bags Shocks & C-Notches

    1973-1987 Chevy & GM Trucks, Includes Bags, Shocks & C-Notches

    Add to Compare Vendor Takes 21 Days to Ship
    Part # 25255701
    0%
    $1,600.00
    High-performance coilover kit by RideTech
  12. C-Notch Kit for 1947-1953 Chevy 1/2 Ton Truck, 3100, 3200, Kit

    1947-1953 Chevy 1/2 Ton Truck, 3100, 3200, Kit

    Add to Compare In Stock
    Part # 4753CNK
    0%
    $89.00
    CPP high-performance automotive parts for classic cars
  13. C-Notch Kit for 1953-1960 for d Truck Rear C-Notch Kit

    1953-1960 Ford Truck Rear C-Notch Kit

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    Part # 5360CNK
    0%
    $89.00
    CPP high-performance automotive parts for classic cars
  14. C-Notch Kit for 1954-1955 Chevy 1/2 Ton Truck, 3100, 3200, Kit

    1954-1955 Chevy 1/2 Ton Truck, 3100, 3200, Kit

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    Part # 5455CNK
    0%
    $89.00
    CPP high-performance automotive parts for classic cars
  15. C-Notch Kit for 1955-1959 Chevy 1/2 Ton Truck, 3100, 3200, Kit

    1955-1959 Chevy 1/2 Ton Truck, 3100, 3200, Kit

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    Part # 5559CNK
    0%
    $89.00
    CPP high-performance automotive parts for classic cars
  16. CPP C-Notch Kit, 1963-1972 Chevy C10 1/2 Ton Truck

    1963-1972 Chevy C10 1/2 Ton Truck, Rear C-Notch Kit, Bolt-In Design, Adds 3 In. Rear Suspension Travel, Includes Hardware and Bump Stops

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    Part # 6372CNK
    0%
    $139.00
    CPP high-performance automotive parts for classic cars
  17. CPP Heavy Duty C-Notch Kit, 1963-1972 Chevy C10 1/2 Ton Truck

    1963-1972 Chevy C10 1/2 Ton Truck, Heavy Duty Rear C-Notch Kit, 3/8 In. Steel, Bolt-In Design, For Towing Applications

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    Part # 6372CNK-HD
    0%
    $230.00
    CPP high-performance automotive parts for classic cars
  18. C-Notch Kit for 1973-1987 Chevy 1/2 Ton Truck, C10, Kit

    1973-1987 Chevy 1/2 Ton Truck, C10, Kit

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    Part # 7387CNK
    0%
    $139.00
    CPP high-performance automotive parts for classic cars
  19. C-Notch Kit for 1973-1987 Chevy 1/2 Ton Truck, C-Notch Kit, C10, Black, Kit

    1973-1987 Chevy 1/2 Ton Truck, C-Notch Kit, C10, Black, Kit

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    Part # 7387TAC-CNK-B
    0%
    $149.00
    CPP high-performance automotive parts for classic cars
  20. C Notch Kit, 1988-98 C1500

    1988-98 C1500 C Notch Kit, allows frame clearance for lowered applications, includes frame notch plates, bump stops, and hardware.

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    Part # 8898CNK
    0%
    $139.00
    CPP high-performance automotive parts for classic cars
  21. C Notch Kit, 1995-00 Tahoe

    1995-00 Tahoe C Notch Kit, allows frame clearance for lowered applications, includes frame notch plates, bump stops, and hardware.

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    Part # 9500CNK
    0%
    $139.00
    CPP high-performance automotive parts for classic cars
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Frequently Asked Questions
What is a C-Notch?
A C-notch is referred to the C-shape cut you will need to do on the frame to allow for more suspension travel for lowered application. The C-notch kits we offer are reinforcement brackets to strengthen your frame.
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When will I need to C-notch my frame?
We recommend using the C-notch when you plan to lower your truck 4 or more inches.
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How much travel does your C-notch add?
The C-notch will add 3 inches of travel.
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