ApplicationCompatible for Opel Signum -- 2003-2008 HayonCompatible for Opel Vectra C 2002-2009 Break/Saloon（Z 22 SE，Y 22 DTR, Y 20 DTH, Z 18 XE, Y 22 DTR, Y 30 DT, Z 32 SE, Z 20 NET, Z 19 DTH, Z 16 XEP ,Z 18 XER,Z 30 DT,Z 19 DTL,Z 22 YH,Z 19 DT,Z 16 XE,Z 18 XEL）Compatible for Opel Vectra C GTS 2002-2009 Break/berline (Z 18 XEL, Y 22 DTR, Z 22 SE, Z 18 XE, Y 20 DTH, Y 22 DTR, Z 32 SE, Y 30 DT, Z 20 NET, Z 19 SRD,Z 16 XE,Z 18 XER,Z 16 XEP，Z 30 DT，Z 19 DTL，Z 22 YH，Z 19 DT)Compatible for Vauxhall Signum -- 2003-2008 HayonCompatible for Vauxhall Vectra MK II 2002-2008 hayon/berline/break (Z 22 SE，Y 30 DT，Z 18 XER，Z 30 DT，Z 19 DT，Z 18 XE，Z 18 XE，Z 32 SE，Y 20 DTH) Z 20 NET，Z 19 DTH，Z 22 YH，Z 22 SE，Z 20 NET，Y 30 DT，Z 18 XER，Z 30 DT，Z 19 DT，Z 18 XE，Z 18 XE，Z 32 SE，Y 20 DTH，Z 19 DTH，Z 22 YH）Compatible for Saab 9-3 YS3F 2002-2015 Berline/Cabriolet/Estate（B207R，LP9，B207H，B207G，A 20 NFT，B207H，A 20 NFT，B207G，A 19 DTR，B207E，B207R，D223L，B207L，Z 19 DT Z 19 DTH，Z 18 XE，B284L，Z 19 DTR，B284R，B207L，B207M，A 20 NFT，LP9，B207G，B207H，Z 19 DTR,）Compatible for Saab 9-3X -- 2009-2012 Estate（A 20 NFT，B207R，Z 19 DTR, A 19 DTR）Reference OE/OEM number870827542092554211493172183These brake caliper are aftermarket ones. They will replace the original brake caliper.Only for 12mm thickness solid discPlease make sure your OE/OEM number matches with one of the numbers.Specificationpackage include: 1 unit as picture showsvehicle placement: Rear RightType: Brakes Brake PartsPiston cylinder diameter: 38 mmSuitable for brake disc diameter X thickness: 278mmX12mmfit for Brake disc thickness: 12mmBrake Caliper Hole Distance: 144mmMaterial ：AluminiumThreaded connection: M10X1Applicable brake system：For ATEOnly Fit for solid discFeatures1. OE/OEM part quality. Each brake caliper has been designed specifically within the original manufacturer guidelines, We strive to offer spare parts of the highest quality and with a long service life.2. ISO 9001 certification.3. All brake calipers are 100% qulity tested during production process4. Lightweight aluminium calipers , for improved fuel consumptionand corrosion resistant， pistons are durable, resistant to cracking or pitting and handle great loads.5. Designed to the floating calipers concept, helping the braking system to run cooler and deliver enhanced stopping performance.6. Hard anodizing process, high hardness and corrosion resistance, smooth and noiseless piston.7. Aftermarket Product with Premium Quality. 8. 1 Year Warranty.9. Sufficient inventory, fast delivery.10. We are committed to providing the best service along with a broad selection of the highest quality replacement parts and accessories.Note- Instruction is not included. Professional installation is recommended- Contact us please for whatever we can help- Piston diameter is not 40mm- Not fit for brake disc thickness 20mm- Not fit for 5542120, 5542266, 93172187，93190683, 12800337