Product Description
The WG9925590270 Engine Front Mount is a key shock-absorbing and fixing part for the engine system of HOWO T5G heavy-duty trucks (cargo, dump, mixer trucks). It connects the engine to the truck frame, holding up the engine's weight (up to 800kg) while soaking up vibrations from the running engine-this cuts down on vibration reaching the frame and cab, making driving more comfortable and preventing long-term vibration damage to parts like pipelines and wiring. It's super important for keeping the engine running steadily and extending the life of the whole power system.
We use good materials and car-grade manufacturing to make it: the main shock-absorbing part is high-density natural rubber-super elastic and tough, with a Shore hardness of 55-60A. The metal bracket is high-strength Q235 steel, which gets an electrophoretic coating to resist rust. The connecting bolts are 8.8-grade high-strength alloy steel-won't loosen or break easily. The mounting holes, bracket size, and rubber thickness fit the original HOWO T5G engine and frame exactly, so it lines up perfectly when installing with no gaps. It handles tough conditions-extreme temps (-35℃ to 85℃), engine vibration (10-600Hz), and oil/chemical spills-without the rubber getting hard, the bracket rusting, or the bolts breaking. Swapping it is easy: no need to modify the frame or engine mounting spots, just take off the old mount's bolts (that connect to the engine and frame), put the new one on, and tighten the bolts to the right torque-30-35N·m for engine-end bolts, 40-45N·m for frame-end bolts. Before shipping, we test 'em strictly: load test (holds 120% of the engine's weight for 48 hours), vibration test (150,000 cycles of engine-like vibration), and high-low temp test (swapping between -35℃ and 85℃ 10 times)-so it's reliable.
Features And Advantages
Great shock absorption: The high-density natural rubber blocks over 80% of vibrations-25% better than regular synthetic rubber mounts. This keeps engine vibration from reaching the cab, making long drives more comfortable.
Strong load-bearing: The Q235 steel bracket and 8.8-grade bolts can stably hold the HOWO T5G engine (up to 800kg) and handle sudden impacts when starting or stopping the engine-no mount deformation or breakage.
Perfect for HOWO T5G: Made exactly to HOWO T5G's original design-mounting hole spacing, bracket height, and rubber size all match the original engine and frame. No need for adapter plates or new bolts during installation-saves 30% maintenance time vs universal mounts.
Durable & rust-resistant: The bracket's electrophoretic coating keeps road salt and rain from causing rust, and the natural rubber doesn't age easily-it works well for over 3 years, with a service life of over 250,000 km.
Application Scope
This Engine Front Mount (Model: WG9925590270) is only for HOWO T5G heavy-duty trucks-cargo, dump, mixer trucks with the original 4.5L or 6.8L engine. It won't work on other HOWO models (like A7, T7H) or other brands (FAW Jiefang, Dongfeng Tianlong). Those have different engine sizes, frame structures, or mounting spots-this mount won't fit or work.
Basic Parameters

Product Model: WG9925590270
Applicable vehicles: HOWO T5G series (cargo, dump, mixer with 4.5L/6.8L original engine)
Type: Engine front mount (rubber-metal combo)
Function: Support engine weight, absorb vibration, fix engine position
Material: Shock-absorber (natural rubber, Shore 55-60A); bracket (Q235 steel, electrophoretic coating); bolts (8.8-grade alloy steel)
Installation: Direct replacement-fits original engine/frame mounts, bolt specs
Working conditions: ≤800kg load; ≥80% vibration isolation; -35℃~85℃; 10-600Hz vibration; ≥250,000 km life
FAQ
Q1: Works on HOWO T7H trucks?
A1: No-T7H has a different engine size and frame mounting spots. It won't line up, making the engine unstable and causing vibration. Get the mount made for T7H instead.
Q2: The Engine makes a weird noise after the new mount installation?
A2: First, check if bolts are tightened to the right torque (loose bolts cause vibration noise). If good, check if the rubber block lines up with the engine/frame (misalignment causes uneven force and noise). If aligned, clean out foreign matter between the mount and frame. Still noisy? The rubber may have defects (rare)-replace the mount.
Q3: How to maintain the engine front mount?
A3: 1. Check the rubber for cracks every 10k km (replace if damaged); 2. Tighten bolts every 20k km (vibration makes them loose); 3. Clean the bracket often to keep the coating from corroding.
Q4: Need to replace the engine rear mount, too?
A4: Recommended but not required. If the rear mount is over 2 years old or aging, replace both for steady shock absorption. If it's good, just replace the front one-but check the rear mount regularly.
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