SKU: S1KR1399
EBC Brakes S1KR1399 S1 Kits Ultimax Pads and RK Rotors Rear Kit for 2006-2022 Lexus GS300 GS350 GS430 GS450h GS460 IS250 IS350
Upgrade your Lexus braking with the EBC S1KR1399 rear kit featuring high-efficiency Ultimax 2 pads and premium RK rotors. This direct-fit assembly suits 2006-2022 GS and IS models including GS300 Base GS350 Base GS430 Base GS450h Base GS460 Base IS250 Base IS250 C IS350 Base IS350 C and IS350 F Sport. Enjoy smoother stops faster bed-in and rust resistance for daily driving in cars trucks or SUVs.
Key Features
- Ultimax 2 Pads: Aramid fiber construction fully shimmed chamfered with patented EBC Brake-in coating for quick bedding and consistent performance
- RK Rotors: Vented 310mm diameter 18mm thick 67.5mm height 62mm center bore 5 bolt holes G3000 OE-style castings fully balanced and runout tested
- Geomet Coating: Anti-rust surface protection extends rotor life in harsh conditions without compromising braking power
- Complete Kit: Includes pads rotors and caliper lube saves 15% versus buying components separately with FMSI D1113 pad number
- 10 000 Mile Warranty: Backed by EBC quality for reliable daily driver use no hassle coverage
Product Notes
- Kit designed as premium replacement for stock rear brakes on specified Lexus models
- Pair with front brakes for balanced stopping power across the vehicle
- Ships securely to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Direct bolt-on fit requires no modifications or changes to stock setup
- Use included caliper lube on slides and pins for optimal performance
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006 | Lexus | GS300 | Base |
| 2007-2011 | Lexus | GS350 | Base |
| 2006-2007 | Lexus | GS430 | Base |
| 2007-2011 | Lexus | GS450h | Base |
| 2008-2011 | Lexus | GS460 | Base |
| 2009-2013 | Lexus | IS250 | Base |
| 2010-2015 | Lexus | IS250 | C |
| 2006-2020 | Lexus | IS350 | Base |
| 2010-2015 | Lexus | IS350 | C |
| 2014-2022 | Lexus | IS350 | F Sport |
Why Choose EBC Brakes?
- 60 year pedigree in brake material blending ensures dependable stopping power
- 8 dynamometer systems across two factories with over 3 million dollar research investment
- British made pads paired with precision G3000 rotors for worldwide vehicle compatibility
Frequently Asked Questions
- Q: Will S1KR1399 fit my 2010 Lexus IS350 Base?
A: Yes this rear kit matches 2006-2020 IS350 Base models with vented 310mm rotors and D1113 pads for exact OEM replacement - Q: What finish do the RK rotors have?
A: Geomet anti-rust coating on premium G3000 castings resists corrosion while maintaining smooth braking and direct fit - Q: What warranty comes with this kit?
A: 10 000 mile no hassle warranty covers pads and rotors when installed properly on compatible Lexus vehicles
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Original EBC box measures 14in x 14in x 6in
- Weight: 24.2 lbs





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