SKU: S1KR1683
EBC Brakes S1KR1683 S1 Kits Ultimax 2 Pads and RK Rotors for 2014-2022 Lexus IS250 C IS350
EBC Brakes S1KR1683 kit combines Ultimax 2 pads and RK rotors for rear brakes on select 2014-2022 Lexus IS250 C and IS350 models. This daily driver setup provides consistent stopping power with patented Brake-in coating on pads and thermic Geomet anti-rust coating on rotors. Save 10 percent over buying parts separately while getting fully balanced run-out tested components for smooth performance.
Key Features
- Ultimax 2 Pads (FMSI D1391): High-efficiency pads with Brake-in coating for quick bedding-in and reduced fade during daily use
- RK Premium G3000 Rotors: OEM-style castings in 310mm diameter vented design match factory specs for reliable heat dissipation
- Geomet Anti-Rust Coating: Thermic coating protects against corrosion for longer rotor life in wet or salted road conditions
- Precision Specifications: 67.5mm height 18mm thick 62mm center hole 5 bolt holes ensure direct bolt-on fit without modifications
- Factory Tested: Rotors balanced and run-out tested paired with EBC’s 60-year brake material expertise for dependable control
Product Notes
- Kit includes rear pads and rotors only hardware kits available separately if needed
- Designed for street driving on cars trucks or SUVs avoid track use for maximum pad life
- Ships in 24 pounds package measuring 15 x 15 x 6 inches for secure transit
Installation Notes
- Professional installation recommended.
- Torque bolts to Lexus factory specifications during assembly
- Compatible with OEM calipers no adapters or modifications required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2015 | Lexus | IS250 | C |
| 2014-2020 | Lexus | IS350 | Base |
| 2014-2015 | Lexus | IS350 | C |
| 2014-2015 | Lexus | IS350 | C F Sport |
| 2014-2022 | Lexus | IS350 | F Sport |
Why Choose EBC Brakes?
- 60-year history in brake material development ensures pads perform under real-world conditions
- 8 dynamometer systems across two factories test components for consistent results
- Wide range of pads and rotors engineered for vehicles worldwide including Lexus models
Frequently Asked Questions
- Q: Does this kit fit 2014-2015 Lexus IS250 convertible models?
A: Yes S1KR1683 rear kit fits 2014-2015 Lexus IS250 C along with specified IS350 variants verify submodel for exact match - Q: What material are the Ultimax 2 pads made from?
A: Aramid fiber-based compound rated HH for friction provides progressive feel and low dust on street-driven Lexus IS models - Q: What is the warranty on this EBC brake kit?
A: Pads covered by street-use warranty against cracking or delamination rotors protected by anti-rust coating for extended service
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed 15 x 15 x 6 inches protects components during transit
- Weight: 24 pounds





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