Genuine, OEM or Copy? How to Buy HOWO Parts

Three words on every price list

Every HOWO parts price list uses the same three words. They do not mean the same thing, and the difference is money — today, and later when the part fails.

• Genuine. Made by or for Sinotruk, in Sinotruk packaging. The part number matches your truck. Highest price.
• OEM. Built by factories that also supply the truck maker, or to the same specification — sold in a neutral box with no brand name. Same quality tier, lower price. For most fleets, this is the sweet spot.
• Aftermarket and copies. Everything else. Some independent parts are fine for low-stress jobs. A copy is different: it copies the shape of a part, not the material or the tolerances.

Where a copy costs you the most

A copy door handle is annoying. A copy filter or a copy brake part can cost you an engine. Three parts you should never save money on:

• Oil and fuel filters. A filter has one job: stop dirt. Cheap media lets small particles through, and they end up inside the injectors and the pump. The filter costs a little; the injector it ruins costs many times more — and the truck sits still for days. Start with the oil filter VG1092080052 and the fuel filter VG1092080055.
• Brake friction parts. Linings and pads must survive heat. A copy can glaze, crack or crumble long before it wears out — often when you are going downhill with a full load. Check the braking lining AZ9231342068 and the brake pad assy WG9100443050.
• Sensors and electrics. A copy sensor with the wrong output gives fault codes, wrong readings and wrong repairs. You end up changing good parts while chasing a ghost.

Five checks before you fit anything

You do not need a laboratory to catch most copies. The part in your hand will tell you, if you ask it five questions:

1. Check the print. Real packaging prints sharp and even. Blurred logos, odd colours or wrong spelling are a warning.
2. Check the part number. The number on the part must match the box and your order. On copies it is often fuzzy, painted over or missing.
3. Compare with the old part. Same weight? Same finish? Much lighter usually means less metal or a weaker material inside.
4. Feel the seals. Gaskets and oil seals should feel dense and even — not chalky, rough or easy to tear.
5. Sense-check the price. A “genuine” part far below the normal price is not genuine. Ask what you are actually buying.

How to buy without the guesswork

When you order from us, send the part number and the truck model. We quote genuine and OEM quality side by side, so you choose with open eyes. We confirm the number before anything ships, and we can send photos of the parts and the packing first. And if a price anywhere looks too good to be true — ask. There is always a reason.

Parts packed and sealed before shipping — photo: Sagatruck warehouse, Jinan

Not sure what you need?

Send a photo of the old part, or the number from the casting, through our inquiry page. We will confirm the correct part number and quote genuine and OEM options — usually within one working day. New to HOWO numbers? Our guide to reading HOWO part numbers explains the WG, AZ and VG prefixes in plain words.