Barbaro Racing KD7921 S-01 front brake pads for Mercedes-Benz GLE / GLS, Mercedes-Maybach GLS. S-01 is Barbaro's semi-metallic street and track-day compound (800°C, μ 0.35–0.50). Pad shape KD7921: 170.3 × 83.1 × 17.5 mm; interchanges with FMSI D2237-9476.
Specifications
| Barbaro part number | KD7921 |
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| Compound | S-01 — Semi-metallic |
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| Barbaro factory code (SKU) | D79210N6 |
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| Axle | Front |
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| Dimensions (L × H × T) | 170.3 × 83.1 × 17.5 mm |
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| Friction material height | 79 mm |
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| Supplied as | One axle set |
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| Also available for KD7921 | KD7921 C-01 Premium Street |
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Vehicle fitment
| Make | Model | Chassis | Years | Engine / variant | Notes |
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| Mercedes-Benz | GLE | C167, W167 | 2018– | AMG GLE53 4MATIC Coupe, 3.0T, AMG GLE53 4MATIC, GLE450 4MATIC Coupe, 2.5T, GLE450 4MATIC | |
| Mercedes-Benz | GLS | X167 | 2019– | GLS400d 4MATIC, 2.9TDI diesel, GLS450 4MATIC, 3.0T, GLS580 4MATIC, 4.0T | |
| Mercedes-Maybach | GLS | X167 | 2020– | Maybach, 4.0T | |
Fitment is compiled from the Barbaro Racing application catalogue and Barbaro factory data, together with the vehicle listings of the interchange part numbers below. Brake packages can differ within one model — please compare your current pads with the dimensions and drawing, or send us your VIN, before ordering.
Cross-reference / interchange numbers
Interchange numbers identify the matching pad shape. Friction material, shims and wear-sensor hardware can differ between brands.
About the S-01 compound
S-01 · Where street meets track
Semi-metallic compound for street performance and track-day duty. Superior controlled deceleration at speed, excellent noise compatibility — and proven on the rear axle of professional race cars.
- Temperature rating: 800°C
- Friction: μ 0.35–0.50
- Formula: Semi-metallic
- 800°C maximum temperature rating
- Street-legal track day capability
- Superior high-speed deceleration control
- Pro-level rear axle performance
- Ideal for: Track days, heavy high-performance street cars and race-car rear axles
S-01 full specifications on barbaro-racing.com
About Barbaro Racing
Barbaro Racing (野蛮人) is the performance brand of the CAC Racing Division — proprietary compounds developed entirely in-house. Development begins on the dynamometer and ends on the circuit: every friction formula is bench-tested to destruction before earning the right to carry the Barbaro name. All compounds are validated against GB5763-2018 national standards; Street Series compounds are asbestos-free.