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OE Quality
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CentricPart #: 121.66082
Centric 121.66082 Disc Brake Rotor - Rear
⚙️ 2 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$66.19Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦CTEK Standard Disc Brake Rotors, Rear
🚗Fitment: Cadillac, CT6
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Disc Brake Rotor options
Centric 121.66082 Disc Brake Rotor - Rear
| Brand | Centric |
| Part Number | 121.66082 |
| Position | CTEK Standard Disc Brake Rotors, Rear |
| Discard Thickness | 0.827 |
| Discard Thickness | 21.000 |
| Nominal Thickness | 0.913 |
| Nominal Thickness | 23.200 |
| Overall Height | 1.902 |
| Overall Height | 48.300 |
| Outside Diameter | 13.346 |
| Outside Diameter | 339.000 |
| ABS Tone Ring Included | No |
| Surface Type | Smooth |
| Solid Or Vented Type Rotor | Vented |
| Bearings Included | No |
| Center Hole Diameter | 2.657 |
| Center Hole Diameter | 67.480 |
| Mounting Bolt Hole Circle Diameter | 120.000 |
| Mounting Bolt Hole Circle Diameter | 4.724 |
| Stud/Lug Hole Quantity | 5 |
| Stud/Lug Hole Diameter | 0.622 |
| Stud/Lug Hole Diameter | 15.800 |
| Disc Mounting [cntrc] | Floating |
| Hat ID [cntrc] in | 6.457 |
| Hat ID [cntrc] mm | 164.000 |
| Misc Holes [cntrc] | 5 |
| OEM Vane Count [cntrc] | 44 |
| Vane Style [cntrc] | Curved |
| Weight [cntrc] kgs | 10.090 |
| Weight [cntrc] lbs | 22.250 |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2020 | Cadillac | CT6 | Rear | CTEK Standard Disc Brake Rotors | |
| 2019 | Cadillac | CT6 | AWD | Rear | 339mm Rear Disc; Performance Brakes; C-TEK Standard Disc Brake Rotors |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
121.6608241752
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.