Elring 455.870 Engine Cylinder Head Bolt Set
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Elring

Elring 455.870 Engine Cylinder Head Bolt Set

Brand Elring 455.870
Bolt Head-/Nut Design Male torx
Number of bolts/screws 10
Thread Size M 11x1,5x173
Fits Mercedes-Benz · 62 vehicles

Cylinder head bolt set. Male Torx design for secure engine assembly.

Torx drive. Allows precise tightening during installation.

Cross-references T81781-00 for the same application. See all 1.

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Elring Cylinder Head Bolt Set for Mercedes-Benz

Elring 455.870 is an engine cylinder head bolt set built for Mercedes-Benz applications that require M11 x 1.5 x 173 mm fasteners with a male Torx head design. It is a direct-fit hardware solution for service work on AMG and non-AMG models where precise thread size and bolt length matter.

Key Features

  • Engine cylinder head bolt set for Mercedes-Benz applications
  • Male Torx bolt head/nut design for secure tool engagement
  • Thread size: M 11x1.5x173
  • Engine hardware from Elring, part number 455.870
  • Cross-reference: T81781-00

Product Details

This Elring cylinder head bolt set is specified for a wide range of Mercedes-Benz performance and utility models, including AMG GT, C63 AMG, GLC63 AMG, G550, SL55 AMG, and AMG GT 63 applications. The bolt specification is important for proper cylinder head clamping force and accurate service replacement, especially on engines that call for M11 thread size, 1.5 mm pitch, and 173 mm length. If you are sourcing Mercedes-Benz cylinder head bolts by part number 455.870, this hardware matches the listed OE-style application requirements.

Compatible With 2014-2016 Mercedes-Benz A45 AMG, 2014-2017 Mercedes-Benz CLA45 AMG, 2015-2017 Mercedes-Benz GLA45 AMG, 2015-2018 Mercedes-Benz C63 AMG S, 2016-2017 Mercedes-Benz C63 AMG, 2016-2019 Mercedes-Benz AMG GT S, 2016-2023 Mercedes-Benz G550, 2017-2018 Mercedes-Benz G550 4x4, 2017 Mercedes-Benz A250, 2017 Mercedes-Benz A45 AMG, 2017-2019 Mercedes-Benz AMG GT, 2018-2019 Mercedes-Benz AMG GT C, 2018-2019 Mercedes-Benz AMG GT R, 2018-2019 Mercedes-Benz GLA45 AMG, 2018 Mercedes-Benz GLC63 AMG, 2018 Mercedes-Benz GLC63 AMG S, 2018 Mercedes-Benz S63 AMG, 2018-2021 Mercedes-Benz C63 AMG, 2019 Mercedes-Benz AMG GT 63, 2019 Mercedes-Benz AMG GT 63 S, 2019-2021 Mercedes-Benz GLC63 AMG, 2020-2023 Mercedes-Benz G500, 2021 Mercedes-Benz C63 AMG, 2022-2024 Mercedes-Benz SL55 AMG, and 2023 Mercedes-Benz AMG GT 63.

Common Uses

  • Replacing stretched or torque-to-yield cylinder head bolts during engine service
  • Restoring proper head clamping force after cylinder head removal
  • Addressing head gasket service jobs on Mercedes-Benz AMG engines
  • Correcting fastener mismatch when the original bolts are worn or damaged
  • Supporting accurate reassembly on engines that require M11 x 1.5 x 173 hardware

Installation Notes and Tips

Verify the engine code, bolt length, thread pitch, and head design before installation. Follow the factory tightening sequence and torque-angle procedure for the specific Mercedes-Benz engine, and replace cylinder head bolts any time the head is removed if the service procedure calls for new fasteners. Confirm that the male Torx tool engagement matches the bolt head before starting work.

Quality Assurance

Elring is a recognized engine sealing and hardware brand used in professional repair environments. Part number 455.870 is built to the listed dimensions and application requirements for Mercedes-Benz cylinder head service.

This part fits 62 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2024Mercedes-BenzSL55 AMG4.0LV8GASN/A—
2023Mercedes-BenzAMG GT 634.0LV8PLUG-IN HYBRID EV-GAS (PHEV)N/A—
2023Mercedes-BenzG5004.0LV8GASN/A—
2023Mercedes-BenzG5504.0LV8GASN/A—
2023Mercedes-BenzSL55 AMG4.0LV8GASN/A—
2022Mercedes-BenzG5004.0LV8GASN/A—
2022Mercedes-BenzG5504.0LV8GASN/A—
2022Mercedes-BenzSL55 AMG4.0LV8GASN/A—
2021Mercedes-BenzC63 AMG4.0LV8GASN/A—
2021Mercedes-BenzG5004.0LV8GASN/A—
2021Mercedes-BenzG5504.0LV8GASN/A—
2021Mercedes-BenzGLC63 AMG4.0LV8GASN/A—
2020Mercedes-BenzC63 AMG4.0LV8GASN/A—
2020Mercedes-BenzG5004.0LV8GASN/A—
2020Mercedes-BenzG5504.0LV8GASN/A—
2020Mercedes-BenzGLC63 AMG4.0LV8GASN/A—
2019Mercedes-BenzAMG GT4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2019Mercedes-BenzAMG GT 634.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2019Mercedes-BenzAMG GT 63 S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2019Mercedes-BenzAMG GT C4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2019Mercedes-BenzAMG GT R4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2019Mercedes-BenzAMG GT S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2019Mercedes-BenzC63 AMG4.0LV8GASN/A—
2019Mercedes-BenzG5504.0LV8GASN/A—
2019Mercedes-BenzGLA45 AMG2.0LL4GASN/A—
2019Mercedes-BenzGLC63 AMG4.0LV8GASN/A—
2018Mercedes-BenzAMG GT4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzAMG GT C4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzAMG GT R4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzAMG GT S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzC63 AMG4.0LV8GASN/A—
2018Mercedes-BenzC63 AMG S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzG5504.0LV8GASN/A—
2018Mercedes-BenzG550 4x44.0LV8GASN/A—
2018Mercedes-BenzGLA45 AMG2.0LL4GASN/A—
2018Mercedes-BenzGLC63 AMG4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzGLC63 AMG S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2018Mercedes-BenzS63 AMG4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2017Mercedes-BenzA2502.0LL4GASN/A—
2017Mercedes-BenzA45 AMG2.0LL4GASN/A—
2017Mercedes-BenzAMG GT4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2017Mercedes-BenzAMG GT S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2017Mercedes-BenzC63 AMG4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2017Mercedes-BenzC63 AMG S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2017Mercedes-BenzCLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2017Mercedes-BenzG5504.0LV8GASN/A—
2017Mercedes-BenzG550 4x44.0LV8GASN/A—
2017Mercedes-BenzGLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2016Mercedes-BenzA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2016Mercedes-BenzAMG GT S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2016Mercedes-BenzC63 AMG4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2016Mercedes-BenzC63 AMG S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2016Mercedes-BenzCLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2016Mercedes-BenzG5504.0LV8GASN/A—
2016Mercedes-BenzGLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2015Mercedes-BenzA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2015Mercedes-BenzC63 AMG S4.0LV8—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2015Mercedes-BenzCLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2015Mercedes-BenzGLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2014Mercedes-BenzA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2014Mercedes-BenzCLA45 AMG2.0LL4—N/ALength: 173mm; Thread Size: M11; Thread Pitch: 1.5mm; Bolt Head Nut Design: Male Torx
2014Mercedes-BenzGLA45 AMG2.0LL4GASN/A—
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
T81781-00