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FIMA steering components are engineered with high-precision machining, superior sealing performance, and long-term durability to deliver reliable, safe, and precise steering control for drivers worldwide.
Category Features
FIMA steering components cover the most critical and frequently replaced parts of a vehicle’s steering system, including steering racks, inner and outer tie rods, drag links, steering boots, and rack repair kits.
These components directly influence steering precision, vehicle stability, and driving safety—making them among the highest-safety-grade parts within the chassis system.
FIMA focuses on four key principles for steering products:
Precise steering response
Linear and predictable feedback
Stable and reliable control
Long service life—no looseness, no leakage
With these standards, FIMA enforces higher requirements on materials, manufacturing, and batch consistency, ensuring steering components that are truly reliable from installation and durable throughout use.
Applications
FIMA steering components are widely applicable to:
Full ranges of Japanese, American, European, and Korean vehicle models
Passenger cars, SUVs, light trucks, and commercial vehicles
The global aftermarket (AM)
Markets with heavy loads, high temperatures, and harsh road conditions
Fleets, workshops, retailers, and regional distributors
With high replacement frequency and strict quality requirements, steering components remain one of the most critical categories in chassis maintenance.
Key Advantages
1. High-Precision Machining for Stable Steering
All FIMA steering ends (Tie Rod Ends / Rack Ends) are manufactured with:
Precision-ground ball studs
Heat-treated hardening
High-accuracy thread machining
Wear-resistant seat design
This ensures zero play, precise response, and consistent steering feedback.
2. Strong Dust, Water, and Corrosion Protection
The steering system operates in one of the harshest areas of the chassis, making sealing performance critical.
FIMA uses:
High-durability rubber boots
Dual-layer grease seals
Anti-corrosion electroplated coatings
These significantly extend service life and reduce wear.
3. Strict Anti-Leak Assurance for Steering Racks
Steering racks operate under high hydraulic pressure and often suffer from oil leakage, poor return, or heavy steering.
Each FIMA steering rack undergoes:
Pressure sealing tests
Internal seal inspection
Return-force testing
Ensuring stable performance right after installation and minimizing after-sales issues.
4. High-Frequency Replacement Parts with Strong Market Demand
Steering components are typical high-wear, high-demand items:
Tie rod ends & steering boots are top replacement parts
Steering rack oil leaks are common
Looseness and noise are key customer complaints
FIMA focuses on these high-demand categories to deliver stable, long-term, and profitable sales opportunities for customers.
Core Manufacturing Processes
1. Tie Rod Ends / Rack Ends
Multi-surface precision-ground ball studs
Hardened bearing seats
Precision-machined threads
Anti-corrosion zinc plating
Grease seal tightness testing
Ensures smooth steering, high wear resistance, and zero play.
2. Steering Rack
CNC-machined aluminum or steel housing
Oil seal strength testing
Hydraulic pressure sealing tests
Return-force damping tests
Ensures no leakage, no sticking, and consistent steering feel.
3. Steering Boots
High-elasticity, long-life rubber compound
Anti-cracking tests
Stretch-cycle durability tests
Designed to withstand mud, water, and dust without tearing.
4. Repair Kits
Precision O-rings
High-wear-resistance sealing rings
Nuts, circlips, and essential hardware
Ensures restored sealing and durability comparable to a new component.
Custom Options
FIMA offers a wide range of customization services to meet the needs of different regions and customer groups:
Brand customization (logo, packaging, color boxes)
Customized ball stud material and hardness options
Enhanced or high-temperature rubber formulations for steering boots
Customized steering rack repair kit configurations
Special vehicle steering system development
Fleet and bulk procurement project customization
These capabilities enable customers to build strong, localized competitive advantages in their markets.
FIMA Steering Parts List
| Code | Part Name | Picture | Function | Material | Replacement Rate | Remark |
| ST001 | Steering Rack | ![]() | Links steering wheel to wheels via rack mechanism | Aluminum alloy / steel + oil seal | ★★★☆☆ | Leakage and sticking are the main issues |
| ST002 | Power Steering Pump | ![]() | Provides hydraulic assist to reduce steering effort | Cast aluminum / steel + vane | ★★☆☆☆ | Replacement required when aging or leaking |
| ST003 | Rack End | ![]() | Critical tie rod end connecting rack to outer ball joint | Alloy steel + rubber seal | ★★★★★ | High-frequency replacement part |
| ST004 | Tie Rod End | ![]() | Connects wheels to steering system for left-right movement | Alloy steel + rubber seal | ★★★★★ | Extremely high-demand item; fast-moving part |
| ST005 | Steering Rack Boot | ![]() | Protects steering rack from dust, water, and corrosion | Rubber | ★★★★☆ | Must be replaced if cracked; very common wear item |
| ST006 | Steering Rack Bushing | ![]() | Secures the steering gearbox and reduces vibration | Rubber / PU | ★★★★☆ | Aging may cause looseness |
| ST007 | Idler Arm | ![]() | Supports steering linkage and maintains structural stability | Cast steel + bushing | ★★★★☆ | Common on pickups and commercial vehicles |
| ST008 | Pitman Arm | ![]() | Converts steering gearbox motion into lateral force | High-strength steel | ★★★☆☆ | Mainly used for pickups and off-road vehicles |
| ST009 | Center Link | ![]() | Connects Pitman arm, idler arm, and outer tie rod as an assembly | Steel component | ★★★★☆ | High-frequency wear item on American pickups |
| ST010 | Drag Link | ![]() | Main drag link connecting steering mechanism to wheels | High-strength steel | ★★★☆☆ | More common on commercial vehicles |
| ST011 | Steering Column | ![]() | Connects steering wheel to steering system | Steel + universal joint + bearing | ★★☆☆☆ | Low failure rate; mostly replaced due to accidents |
| ST012 | Steering Damper | ![]() | Reduces steering vibration and improves straight-line stability | Hydraulic damper structure | ★★★★☆ | High-frequency part for off-road and pickup vehicles |
| ST013 | Steering Knuckle | ![]() | Critical component supporting wheel, suspension, and steering | Cast steel or cast aluminum | ★★☆☆☆ | Accident-related replacement, not high frequency |
| ST014 | Knuckle Bushing | ![]() | Reduces vibration between steering knuckle and suspension | Rubber + steel sleeve | ★★★★☆ | Common source of noise, often overlooked |
| ST015 | Steering Rack Repair Kit | ![]() | Replacement kit for internal steering gear seals, O-rings, and retaining clips | Rubber + metal components | ★★★★☆ | Most common parts for fixing oil leaks |
| ST016 | Tie Rod Assembly | ![]() | Complete tie rod assembly with inner + outer joints for quick replacement | Steel + sealing components | ★★★★★ | Very popular in EU/US markets; easier to install |
| ST017 | Steering U-Joint | ![]() | Allows steering column angle changes and ensures smooth steering | Steel + needle bearings | ★★★☆☆ | Common looseness/noise issue in older vehicles |
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