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1973-87 C10 2.5" X-10 Modular Drop Spindles 5x5

High-performance CPP X10 Series spindle upgrade
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Part #
7387X10H-5
Product Takes 7 Days to Ship
$549.00
1973-87 C10 2.5" X-10 Modular Drop Spindles W/ Sealed Bearings, 5 x 5
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STRONGEST SPINDLES ON THE MARKET!
Enhance your vehicle's braking capabilities, accommodate larger wheels, and achieve an improved stance with CPP’s eXtreme X10 2.5" drop spindle. Our industry-leading Modular™ design not only supports some of the best aftermarket big brakes but also provides exceptional resistance to flex. The sealed bearing style hubs are integral to the rigid design, ensuring a worry-free, straightforward installation.

The X10 MODULAR™ EXTREME SPINDLE & HUB UPGRADE KIT allows for seamless upgrades to your existing CPP Big Brake kit, while also being a direct fit for popular aftermarket alternatives, including Baer, Brembo, and Wilwood. These spindles have a -5/8ths offset allowing for larger wheels.
More Information
Product Name 1973-87 C10 2.5" X-10 Modular Drop Spindles 5x5 SKU 7387X10H-5
Bolt Pattern 5x5 Front Disc Brake Brackets Included No
Spindle Type X-10 Modular Drop Spindle Spindle Material Iron
Steering Arms Included Yes Hubs Inlcuded Yes
Spindle Drop Height 2.5 Thread 1/2 x 20
Prop65 Yes Brand CPP X10 Series
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Customer Questions
will Gen 5 camaro Brembo brake calipers bolt up the these spindles?
Gen 5 Camaro Brembo brake calipers will not bolt up to these X10 brake spindles (Part # 7387X10H-5).
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I see there is two bolt patterns in the hub. is one 4.75x5 and the other 5x5?
Hello Mike and thank you for reaching out. No, the hubs have same pattern twice. One uses 7/16” studs and the other uses 1/2” studs.
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what is the hub diameter? need to know for ordering custom wheels.
Hello Scott and thank you for reaching out. The center register of this hub is 3.06”.
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Will these allow the use of C5 C6 brakes? Can the hubs be replaced with C5 C6 hubs?
No, the X10 spindle is too large for any “car” brake kit. You will need to use our big brake kit or any kit that is designed for our Modular spindle.
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How much does a drop spindle lower your vehicle?
Our truck C10 drop spindles will lower you 2.5 inches while our car drop spindles will lower you 2 inches.
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What are the benefits of using the X-10 spindle?
The biggest benefit to installing one of our X10 spindles is that it allows you to use our CPP sealed hub bearing which will give your vehicle a modern ride with larger roller tapered bearings.
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How do I know if I need new spindles?
The spindle is designed for the bearings to ride on smoothly. If you hear any grinding or chattering as your tire rotates, it is time to replace the spindle.
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C10_C20 Drop Spindle ID_diameters

This kit includes:

  1. Fixed

  2. P/N: 35033-R1

    • Description: Wheel Hub Assembly (Ea)
    • Quantity: 2

  3. P/N: CP30021

    • Description: 73-87 X-10 2.5in Modular Drop Spindles, Pair
    • Quantity: 1

  4. P/N: 47084

    • Description: M14 1.5 X 70Mm Hex Head Flange Bolt Grade 8 Black Zinc
    • Quantity: 6
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