ISUZU FR FVR Truck High-Strength Steel U-Bolt 273mm OEM Standard Suspension Fastener
Basic Properties
Place of Origin:
CHINA
Brand Name:
YIMI
Certification:
ISO/TS16949
Model Number:
FR FVR Truck
Trading Properties
Minimum Order Quantity:
20 PCS
Price:
Negotiable
Payment Terms:
T/T
Supply Ability:
10000 pcs/month
Specifications
| Length: | 273mm | Material: | High-Strength Steel |
| Unit Net Weight: | 1,060g (approx. 1.06kg) | Parts Figure Number: | 450-208 |
| OEM Part Number: | 1-87870295-1 / 1878702951 | Installation Position: | Front Leaf Spring To Axle Connection |
| Associated Numbers: | 1-87870295-0 / 1878702950、8-94132358-2、8-94461227-3 | Compatible Models: | ISUZU FR Series |
| High Light: | High-Strength Steel U-Bolt,273mm Length Suspension Fastener,OEM Standard Leaf Spring Fastener |
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Product Description
ISUZU U-Bolt 1-87870295-1 1878702951 for FR FVR Truck — 273mm OEM Standard Suspension Component
ISUZU Leaf Spring U-Bolt 1-87870295-1 1878702951 Compatible with FR FVR Series Truck — High-Strength Steel OEM Standard Suspension Fastener
Product Overview:
The ISUZU Steel U Shape Screw Bolt (U-Bolt) with OEM numbers 1-87870295-1 / 1878702951 is a precision-engineered replacement designed for ISUZU FR series trucks. This component is a critical fastening part of the vehicle's suspension system — the U-BOLT SET; FRT — responsible for securely fixing the leaf spring to the axle housing.
The ISUZU Steel U Shape Screw Bolt (U-Bolt) with OEM numbers 1-87870295-1 / 1878702951 is a precision-engineered replacement designed for ISUZU FR series trucks. This component is a critical fastening part of the vehicle's suspension system — the U-BOLT SET; FRT — responsible for securely fixing the leaf spring to the axle housing.
Numbering Note: This product number is 1-87870295-1 / 1878702951. Same-series numbers include 1-87870295-0 / 1878702950, 8-94132358-2, and 8-94461227-3. It is also compatible with ISUZU FVR11, FVR14 models. Please verify the specific number based on actual vehicle configuration.
Working Principle
The leaf spring U-bolt is a critical fastening component of the suspension system, installed between the axle and the leaf spring. Its working principle includes:
- Secure Connection: The U-bolt passes over the leaf spring, with both ends passing through the axle spring seat and secured with nuts.
- Load Transfer: Transfers vehicle load from the frame through the leaf spring to the axle, and transmits road impacts from the wheels to the suspension.
- Positioning: Ensures the leaf spring maintains correct position during vehicle operation, preventing relative movement between spring leaves.
- Locking Design: Used with nuts and washers to prevent loosening under long-term vibration conditions.
Failure Symptoms
⚠️ Inspect immediately if any of these occur:
| Symptom | Probable Cause |
|---|---|
| "Clunking" metallic noise from chassis on rough roads | Loose or broken U-bolt; loose leaf spring-to-axle connection |
| Uneven ride height or vehicle leaning to one side | Loose U-bolt causing leaf spring displacement |
| Visual inspection shows bent, cracked, or severely rusted bolt | Material fatigue or corrosion from long-term use |
| Visible misalignment between leaf spring leaves | Failed U-bolt; unable to maintain spring leaf alignment |
| Reduced load capacity; suspension feels noticeably softer | Loose U-bolt preventing proper leaf spring function |
Technical Specifications
| Length | 273mm (L=273) — industry-verified standard specification for ISUZU FR series |
| Material Standard | High-Strength Steel — excellent tensile strength and fatigue resistance |
| Part Name | U-BOLT SET; FRT (Front Leaf Spring U-Bolt Set) |
| Unit Net Weight | 1,060g (approx. 1.06kg) |
| HS Code | 731815190 — international classification for bolts |
| Parts Figure Number | 450-208 — for quick technician reference |
| Brand | BZLP brand, ISO/TS16949 certified |
| Place of Origin | China |
Vehicle Compatibility
| Brand | Model Series | Years | Notes |
|---|---|---|---|
| ISUZU | FR | — | Truck series |
| ISUZU | FVR11 | Pre-2003 | Heavy-duty truck |
| ISUZU | FVR14 | Pre-2003 | Heavy-duty truck |
| ISUZU | FVR900, FVR950 | Pre-2003 | Heavy-duty truck |
| ISUZU | FVR33 | Pre-2003 | Heavy-duty truck |
Important Fitment Warnings:
- Number Confirmation: This product number is 1-87870295-1 / 1878702951. Same-series numbers include 1-87870295-0 and 8-94132358-2. Verify the specific number on the original part before ordering.
- Installation Torque: Refer to ISUZU factory workshop manual for U-bolt nut torque specifications. Cross-tightening with a torque wrench is mandatory.
- Re-torque After Installation: U-bolts must be re-checked and re-tightened 7–10 days after installation to ensure proper leaf spring seating.
- Associated Components: When replacing U-bolts, it is recommended to inspect leaf spring leaves, center bolt, and shock absorbers — replace if necessary.
- Pair Replacement Recommended: Replace in pairs (left and right) when servicing both sides of the same axle.
- Professional Installation: U-bolts are critical suspension safety components — professional installation is recommended.
Features & Benefits
273mm Precision Length
Ensures precise fitment with leaf spring and axle for reliable suspension fastening — suitable for ISUZU FR/FVR series truck applications.
High-Strength Steel Construction
Excellent tensile strength and fatigue resistance for long-term reliable operation under heavy-load conditions — engineered for ISUZU truck suspension applications.
ISO/TS16949 Quality Management Certified
Internationally recognized automotive industry quality standard — ensures full-process quality control.
BZLP Brand Professional Supply
20 years of ISUZU auto parts experience with over 400 supplier network — provides global customers with reliable automotive parts solutions.
100% Factory Quality Inspection
Every piece undergoes strict quality inspection — 100% tested before delivery.
At Least 1-Year Warranty
Reliable after-sales protection — at least 1 year quality guarantee.
Packaging & Supply
| Packaging | Neutral packaging or customized per customer request |
| Minimum Order Quantity | 5 pieces |
| Delivery Time | 5–8 working days |
| Supply Capacity | 10000 sets/month |
| Payment Terms | T/T, Western Union |
| Warranty | At least 1 year |
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