Automotive engineering and product development consulting
Automotive components must meet strict targets, delivering predictable performance under harsh conditions, while scaling to millions of units.
At RD8, we help OEMs and suppliers achieve robustness, quality, and cost efficiency - whether it’s new products and advanced safety systems for autonomous driving or ensuring high quality interior modules.
Our Engineering Ecosystem, powered by the RD8 Software and the RD8 Engineering Academy, enables faster development and smarter design decisions.
Our expertise supports automotive engineering teams that need predictable system behaviour, faster validation, and seamless integration into existing manufacturing processes.
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RD8 Design Assessment for automotive
RD8 offer 3 tiers of product reviews.
The tiers are based on different details levels and levels of mitigating actions/design suggestions.
Get in touch - let's explore the potentials in your CAD file
Engineering teams will benefit from RD8 insights by:
- Catching errors before ramp-up
- Optimizing designs to eliminate the need for critical/tight tolerances while still achieving the desired performance
- For sub-supplier reviews - assessment of purchased modules or products
- Industry benchmarks (objective measures on design quality)
Standard
Review in selected core disciplines depending on the given case.
Interfaces and core functionality is always assessed.
Documentation in RD8.Software
Mitigations: sketches and illustrations
Format: Report, KPIs, benchmarks
Duration: 2-5 weeks
Price Index: 100
Professional
In depth review in all relevant core disciplines.
Documentation in RD8.Software
Mitigations: sketches, illustrations, 3D models
Format: Report, KPIs, benchmarks
Duration: 4-8 weeks
Price Index: 300
Premium
In depth review in all relevant core disciplines.
Documentation in RD8.Software
Mitigations: sketches, illustrations, 3D models, prototypes
Format: Report, KPIs, benchmarks
Duration: 8-12 weeks
Price Index: 800
Depending on the selected tier, RD8 will need: 3D model, 2D documentation, assembly details, etc.
What is mechanical engineering consulting for automotive systems?
In practice, this means defining system kinematics and load paths, controlling tolerances and interfaces, and validating performance under realistic manufacturing variation. The focus is on exposing risks early, reducing redesign loops, and ensuring durability, functional performance, assembly feasibility, and cost targets are met together.
The challenges we address are familiar in automotive programmes: long development cycles, late discoveries, overconstrained designs, and excessive rework. By linking design decisions directly to functional behaviour and production reality, we shorten development time and keep cost and timing under control.
What sets us apart from generic mechanical engineers is our Robust Design, system level approach and production focused mindset. Instead of optimising individual parts, we engineer complete automotive systems that are robust, scalable, withstand real road environments, and are ready for high volume manufacturing.
Automotive System Engineering and Development
Automotive System Engineering and Development is the structured execution of mechanical engineering across complete vehicle systems, ensuring that function, performance, durability, and manufacturability are designed in from the start.
In practice, it involves defining clear system architectures, interfaces, load paths, and requirements, then translating them into robust, production-ready designs using data-driven methods, thereby minimizing risk in production and use.
Robust Design, Variation Control, and Cost Efficiency
RD8 focuses on making automotive systems insensitive to manufacturing variation while meeting performance and durability targets at scale. This involves early tolerance allocation, clear kinematics, and structural assessment of interfaces and load paths, so critical functions remain stable across millions of units.
By embedding robustness into the design rather than relying on late fixes, engineering risk is reduced, production yield improves, and total cost is lowered without compromising vehicle performance.
Concept-to-High-Volume Production Support
Concept-to-Production Development Support ensures automotive systems are engineered with a clear path from early concepts to stable, high-volume manufacturing.
What this means in practice is, that it connects requirements, design decisions, validation, and production constraints into a single, structured engineering flow.
This reduces late changes, and ensures that performance, time, and cost targets are met consistently when designs move from prototype to series production.
What types of automotive systems does rd8 support?
Interior Modules
Interior modules combine multi-material structures, tight kinematics and visible interfaces where perceived quality is critical. They rely on precise constraint design and controlled tolerance stacks to avoid noise, rattle and inconsistent feel.
Development is challenged by high sensitivity to variation, complex assembly sequences and conflicting requirements between cost, aesthetics and robustness.
RD8 supports interior modules through kinematic analysis, interface optimization and tolerance optimisation, leading to predictable behaviour and first-time-right designs ready for high-volume production.
Chassis, Structural, and Load-Bearing Systems
Chassis and load-bearing systems define the vehicle’s structural backbone, carrying static and dynamic loads while ensuring stiffness, durability and crash performance. They are characterised by complex load paths, multi-axial stresses and tight interfaces between welded, bolted or cast components. A strong coupling exists between manufacturing processes and tolerances.
Development is challenged by competing targets for weight reduction, cost, structural integrity and manufacturability. Small deviations can lead to stress concentrations, misalignment or unpredictable system behaviour.
RD8 supports chassis and structural system development through Robust Design principles, focusing on kinematic architecture and interface definition, always maintaining tolerance optimization as a key ingredient of the product development.
This enables predictable load transfer, reduces overconstraints and creates designs that meet performance targets while remaining robust and production-ready at scale.
Mechatronic Systems for Autonomous and Safety-critical Applications
Mechatronic systems integrate precision mechanics with actuators and sensors, where interfaces, kinematics and tolerances directly impact car and passenger safety. They are characterised by tight coupling between mechanical architecture and control performance, minimal tolerance for variation, and strict lifetime requirements.
The development is challenging due to high sensitivity to geometric variation, reduced historical knowledge and very limited margin for late changes. Even small deviations can degrade system response or compromise function.
RD8 supports safety‑critical mechatronic systems by supplementing the SME knowledge with Robust Design principles, focusing on interfaces, kinematics and tolerance allocation. By eliminating overconstraints and reducing sensitivity early, RD8 enables predictable behaviour, fewer design iterations and robust, must‑not‑fail solutions suitable for autonomous driving at Level 3 or higher.
Propulsion and engine modules
Propulsion and engine modules are dependent on complex load paths, rotating components, thermal effects and tight mechanical interfaces where efficiency, durability and NVH are critical. They combine high structural demands with sensitivity to assembly order and material behaviour under load and temperature.
Competing targets for performance, weight, cost and lifetime make development challenging, while small geometric deviations can lead to vibration, wear or reduced efficiency.
RD8 supports propulsion and engine modules through Robust Design principles, focusing on kinematic architecture, interface clarity and tolerance optimisation. This reduces sensitivity to variation, improves predictability and enables robust, production‑ready designs for high‑performance applications.
What Engineering Approach Does RD8 Use for Automotive Product Development?
What results has RD8 delivered in Automotive engineering?
Ventilation Unit
The RD8 Engineering Design Tool was used to evaluate and improve a center console ventilation unit by combining Kinematics and Tolerance analysis.
Early assessment with the RD8 tool identified overconstraints in the assembly, affecting airflow vanes and creating alignment risks under variation.
The original design required 14 parameters to control alignment between each rear wing and the center wing, achieving only 68% alignment success and introducing complexity and failure modes. Tolerance stack-ups were calculated to quantify these issues.
Interfaces were redesigned to ensure correct kinematics, reduce tolerance stack-ups, and simplify the concept. Reevaluation in RD8 confirmed improved robustness, reducing the kinematic score from 15 to 4
Applying robust design principles delivered measurable improvements:
Reinventing the Oil Pump
But as the automotive industry shifts towards electrification and efficiency targets, these legacy designs no longer meet new requirements. Higher integration, reduced energy losses, and compact packaging demand a fundamental redesign.
The challenge: unknowns in kinematics and force paths arise because the new design is not based on decades of experience.
These uncertainties cannot be solved by trial and error late in development. RD8’s approach identifies these risks early by mapping functional tolerance stacks and analyzing force paths from the concept stage. This enables engineers to validate robustness before tooling and deliver innovative solutions without prolonging the time to market.
By uncovering hidden variation issues early, RD8 ensures confidence in performance and cost targets, even when venturing into unfamiliar design territory.
Steer-by-Wire Steering Gear
But this innovation introduces unfamiliar mechanical challenges. Without decades of field data to rely on, engineers face unknowns in force paths, tolerance behavior, and especially maximum load scenarios.
These systems are safety-critical and must perform flawlessly under every condition, such as curb-strike loads. When reliability cannot be guaranteed, OEMs add redundant backup systems, increasing weight, complexity, and introducing new potential failure modes.
RD8 addresses these challenges from the concept stage by mapping functional tolerance stacks and analysing force paths under normal and overload conditions. This allows engineers to identify and mitigate critical risks early, rather than relying on late-stage fixes.
The result is a more robust, optimized design with reduced complexity, minimized need for redundancy, and confidence that safety and performance targets are met without slowing development.
What Outcomes Does Automotive Engineering Consulting Help Achieve?
Fewer Test Loops. Faster, Data-driven Decisions. Stronger Outcomes.
Late-stage tolerance checks lead to costly redesigns and missed deadlines. When robustness is only verified at the end, engineers face shrinking design space and demotivating rework. RD8 changes this by embedding Robust Design principles early and throughout development. With design scores and quality metrics tracked across all stages, decisions become data-driven, risks are reduced early, and time-to-market accelerates, without compromising performance.
Innovate at New Cost and Performance Levels
Competition is massive. Electrification, new technologies, and new players are impacting the market.
To be competitive, the RD8 Engineering Ecosystem can be a major driver - thinking design at quality from the very first sketch.
Overconstraints and tight tolerances inflate manufacturing costs and complicate assembly. RD8 applies a two-step approach: eliminate unnecessary constraints and allocate tolerances based on data, not guesswork. Our robust kinematics and tolerance optimization reduce scrap rates, simplify assembly, and unlock cost savings - while maintaining functional integrity and reliability.
Mechanical Foundations for Autonomy and Reliability
Autonomous systems need more than software. Safety depends on mechanical components that perform under all conditions, especially overloads.
Uncertainty often drives heavy backup systems, adding cost and complexity.
RD8 makes robustness measurable from concept stage through force path analysis, tolerance evaluation, and design quality metrics. With objective design scores and proven principles, we help you meet emerging regulations and innovate confidently in unfamiliar territory.
Robust Design Principles
Design for Variation
No component is ever manufactured perfectly—variation is inevitable in high-volume automotive production. Robust Design anticipates this by ensuring critical functions remain stable despite tolerances and process differences. The goal isn’t to eliminate variation, but to make designs that allow it without compromising performance.
Control through Interfaces
Interfaces, where parts meet, move, and interact, are where most issues arise. In automotive systems, misalignment, friction, and overconstraint often are uncovered late in testing. By focusing early on interface behavior, constraints, and clearly defined contact surfaces, engineers can prevent costly rework.
Simplify to Strengthen
Complexity invites risk. Robust design emphasizes simplicity: fewer coupled functions, clearer tolerances, and forgiving designs. In automotive assemblies, this means reducing unnecessary interfaces and simplifying tolerance stacks. The result? Faster development, easier manufacturing, and more reliable products - without over-engineering.
How can RD8 support your Robust Design journey?
We integrate into your development process - combining software, consulting, and academy training. From early concept to production, RD8 ensures robust, cost-efficient designs and empowers your team with the tools and knowledge to sustain excellence.
Engineering Intelligence
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