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Quick Details

  • Type: Crankshaft
  • Size: 675*200*140
  • Car Make: USED For Isuzu
  • OE NO.: 8971129811/8970331712
  • Place of Origin: Hunan, China (Mainland)
  • Brand Name: HC
  • Model Number: 4HF1
  • Warranty: 12 Months
  • product name: For ISUZx 4HF1 8971129811 engne forging crankshaft
  • keyword: forged crank shaft
  • crankshaft Stroke(mm): 55
  • crankshaft Length: 661
  • crankshaft Gross Weight(kg): 49
  • Cylinder: 4
  • crankshaft Material: forging steel 4130/4340
  • crankshaft Hardness: HRC46-52
  • crankshaft Packing: normal +luxury+foam packing
  • crankshaft Sample order: Acceptable

Packaging & Delivery

Packaging Details 4HF1 crankshaft:
one piece one packing,crankshafts have three packing:moving luxury wooden case,normal wooden case,foam packing + carton.
Delivery Time 30 days after order confirmed

For Isuzu 4HF1 8971129811 engne forging crankshaft


Name: 4HF1 crankshaft

Vehicle Type: Competible with Isuzu

OE Number:  8971129811/8970331712





Crankshaft Mechanical Character
Material Ductile cast QT800-6
Strength of extension ≥800 MPA
Strike ≥25 J/CM2
Hardness(before strengthen) HB250-310
Hardness(after strengthen) HRC46-52
Elongation ≥5.5%


Accept OEM Service

Technical Specification


according to

samples / drawings

Term: 90 days Manufacturing TS16949 certificated
Spec stroke: 150 mm Permanent molds

Fillet rolling processing, nitriding, 

induction hardening

Length<1500mm Flexibility of production
Min qty : 300 pcs/year

Fatigue test according to performance 

in engine

 Other crankshafts for Isuzu you might like:




 For Isuzu use     

  4BC2  5123101610     C223*   
  4BD1  *5123101631    6HH1 
  4BE1  8944163732  6HE1 
  4HE1T/4HE1      6SA1   
  8971129811         10PE1
8970331712  99436106
   4HG1T      C240 
  4JA1  8944552401  4JG1 
  4JB1  8944436620  4BG1 
   4JB1T    8944436620  6BG1 
    6BD1      1123104370    6QA1 
  1123104071  6SA1T 
    C190*    5123101880  4BC2-II 


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Packaging & Shipping


Company Information



Changsha HaoChang  is one of the global manufacturers and suppliers of engine spare 
parts for passenger cars, commerical vehicles and trucks. Our brand aims to continuity,
quality, service, reliability and innovation
Advantage of HC
Manufacturing capabilityadvanced facilities for casting and machining, including CNC machining centers
Quality controlscientific management, refined manufacture, advanced technique and quality improvement
Our quality systerm is ISO/ TS16949
OE qualityTechniques and Equipment
experience over many yearsCrankshaft ports development
cold core casting technology

persistent investment on the expansion of products

techniques of vermicular cast iron
flexible processing line

strict supervision on the 

production process

automatic static-press modelling line
mould making and tooling








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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
8 Transactions 70,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $60,000
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