Drop center frame design adapts to loading plantation logs with different lengths including over‑length timber for high cubic transport capacity.
Constructed with 50K high‑strength steel bolsters and standards, four welded bolsters plus dummy bolster ensure long‑term durability under heavy loads.
Tare weight approx 10,600 lb with 80,000 lb GVWR, paired with Hutch 9700‑49 spring suspension and 3‑leaf heavy‑duty springs for stable off‑road running.
Automatic slack adjuster & 2S/1M brake system with 30/30 brake chambers deliver reliable braking performance on forestry and gravel roads.
Anti‑corrosive coating system of 70% zinc primer + urethane topcoat, matched with complete 12V light kit and 7‑way air‑electric connection for highway compliance.
This 42‑foot plantation log semi trailer is a mature mainstream model specially engineered for harvested plantation timber transportation. The drop‑center frame structure allows operators to carry logs of varied lengths including oversized timber and maximize cargo volume utilization. The curb weight is approximately 10,600 lb while the gross vehicle weight rating reaches 80,000 lb. Main beams and crossmembers are fabricated from high‑tensile steel; 5/16 in thick pick‑up plate, four weld‑on bolsters and one dummy bolster made of heavy‑gauge steel form a rigid cargo limiting system to prevent log shifting in bumpy road conditions.
For landing gear configuration, the swing‑down tubular landing gear supports 200,000 lb static load, roadside 14‑inch crank handle and 2‑inch nylon lifting strap make independent parking and coupling convenient. Running gear adopts 2‑axle layout with 11R24.5 tires mounted on 24.5"×8.25" wheels; Hutch 9700‑49 spring suspension with Standens 365‑00 three‑leaf springs rated for 14,000 lb capacity absorbs vibration effectively on forest paths and rural gravel roads. The tapered spindle axles have a single axle beam capacity of 25,000 lb, fitted with steel brake drums (16.5"×7") and R23 brake linings; automatic slack adjusters and 2S/1M air brake system guarantee steady braking during full‑load long‑distance trips.
Surface protection adopts 70% zinc‑rich primer and urethane topcoat for excellent rust resistance and extended service life. The lighting system is 12V flange‑mounted lamps, center‑mounted glad hands and 7‑pin split‑pin receptacle realize standard air and electrical linkage with tractors. Customization service is available for bolster dimension, suspension type, paint color and auxiliary fittings to match regional transportation regulations and personalized haulage demands.
| Item | Specification |
|---|---|
| Product Name | 42' Plantation Log Trailer |
| Tare Weight | Approximately 10,600 lb |
| GVWR | 80,000 lb |
| Main Beams | Fabricated high tensile steel |
| Fifth Wheel Height | 48 in |
| Overall Length | 42 ft |
| Drop Height | 6 in |
| Rear Dock Height | 54" to top of rear bolster |
| King Pin Location | 18" from the front of the trailer |
| Crossmembers | Fabricated steel |
| Overall Width | 102 in |
| Beam Centers | 38 in |
| Pick Up Plate | 5/16 in (0.3125") |
| Bolster Quantity | 4 pcs |
| Bolster Mounting Type | Weld on |
| Bolster Tube | 10"×4"×0.3125"(3 pcs) & 8"×6"×0.3125"(1 pc) steel |
| Dummy Bolster | 8"×4"×0.375" steel |
| Standards Measurements | 5"×5"×0.3125" |
| Bumper | 6"×4" steel tube |
| Landing Gear Type | Swing down 0.25"×4"×6" tubing type |
| Landing Gear Static Capacity | 200,000 lb |
| Foot Group | Steel channel 10"×15.3 lb per ft |
| Crank Handle Size | 14 in |
| Crank Handle Location | Roadside |
| Landing Gear Lift | 2"‑wide nylon strap with snap hook |
| Wheel Spec | 24.5" × 8.25" |
| Tire Size | 11R24.5" |
| Suspension | Hutch 9700‑49 spring ride |
| Suspension Cover | 5.2 lb per square ft steel grate |
| Suspension/Axle Location | 419.75" from king pin to center line of tandem |
| Leaf Spring | Standens 365‑00 3‑leaf, 14,000 lb capacity |
| Axle Spacing | 49 in |
| Axle Quantity | 2 |
| Axle Track | 77.5 in |
| Single Axle Capacity | 25,000 lb |
| Spindle Type | Tapered |
| Lubrication | Synthetic grease |
| Brake Drum Material | Steel |
| Brake Dimension | 16.5" × 7" |
| Brake Lining Model | R23 |
| Brake Chambers | 30/30 |
| Slack Adjuster | Automatic |
| Brake System Standard | 2S/1M |
| Primer | 70% zinc primer |
| Top Coat | Urethane |
| Factory Standard Color | Black |
| Mud Flap Size | 24" × 30" |
| Mud Flap Material | White plastic |
| Card Holder | Phillips |
| Light System | 12V flange mounted light package |
| Air‑electric Receptacle | 7‑way with split pins |
| Glad Hands Installation Position | Center mounted |
| Customization | Bolster, suspension, paint color and accessories can be customized |
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