TOPRAN 401 614 Generator Freewheel Mechanism

Compatible with MERCEDES-BENZ C-CLASS (W202) , MERCEDES-BENZ SPRINTER 2-t Autobuss (B901, B902) , MERCEDES-BENZ E-CLASS (W210) Show more info
Ensures smooth operation of your vehicle's generator. This freewheel mechanism allows the generator pulley to spin freely in one direction, preventing back-torque and protecting the generator.
15.53 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (14.05.2026)
PN 401 614
Make TOPRAN

The TOPRAN 401 614 Generator Freewheel Mechanism is designed to optimize the performance and longevity of your vehicle's electrical system. It is engineered to allow the generator pulley to rotate freely when the engine speed drops below the generator's rotation speed. This prevents the generator from driving the engine during deceleration, which can cause unnecessary wear and tear on the generator and its components. This component plays a crucial role in managing the rotational forces within the engine bay. By decoupling the generator from the engine's crankshaft during specific operating conditions, it reduces stress on the serpentine belt and tensioner. This leads to a quieter operation and can contribute to improved fuel efficiency by minimizing parasitic drag. Crafted with durable materials, the TOPRAN 401 614 is built to withstand the demanding environment of an engine compartment. Its precise engineering ensures a perfect fit and reliable function, providing peace of mind for drivers concerned about the integrity of their vehicle's charging system.

  • Allows generator pulley to spin freely in one direction
  • Prevents back-torque during deceleration
  • Reduces stress on serpentine belt and tensioner
  • Contributes to quieter engine operation
  • Helps minimize parasitic drag on the engine
  • Durable construction for long-lasting performance
  • Ensures proper function of the vehicle's charging system
  • Direct replacement for original equipment
Drive pulley
with an idler pulley
Width [mm]
37,7
Diameter 1 [mm]
61
Diameter 2 [mm]
17
Number of grooves
6
  • MERCEDES-BENZ
    • C-CLASS (W202)
      • C 220 D (202.121) (70kW/95PS)
      • C 250 D (202.125) (83kW/113PS)
      • C 250 Turbo-D (202.128) (110kW/150PS)
      • C 200 D (202.122) (65kW/88PS)
    • SPRINTER 2-t Autobuss (B901, B902)
      • 208 D (901.371, 902.371, 902.372) (58kW/79PS)
      • 212 D (902.471, 902.472) (90kW/122PS)
      • 210 D (902.471, 902.472) (75kW/102PS)
    • E-CLASS (W210)
      • E 220 D (210.004) (70kW/95PS)
      • E 250 D (210.010) (83kW/113PS)
      • E 300 D (210.020) (100kW/136PS)
      • E 290 Turbo-D (210.017) (95kW/129PS)
      • E 300 Turbo-D (210.025) (130kW/177PS)
      • E 250 Turbo-D (210.015) (110kW/150PS)
      • E 200 D (210.003) (65kW/88PS)
    • C-CLASS T-Model (S202)
      • C 220 T D (202.182) (70kW/95PS)
      • C 250 T Turbo-D (202.188) (110kW/150PS)
      • C 200 T D (202.180) (65kW/88PS)
    • E-CLASS T-Model (S210)
      • E 290 T Turbo-D (210.217) (95kW/129PS)
      • E 250 T D (210.210) (83kW/113PS)
      • E 300 T Turbo-D (210.225) (130kW/177PS)
      • E 250 T Turbo-D (210.215) (110kW/150PS)
    • S-CLASS (W140)
      • S 300 Turbo-D (140.135) (130kW/177PS)
    • SPRINTER 2-t Furgons (B901, B902)
      • 210 D (901.461, 901.462, 902.461, 902.462) (75kW/102PS)
      • 208 D (901.361, 901.362, 902.361, 902.362) (58kW/79PS)
      • 212 D (901.461, 901.462, 902.461, 902.462) (90kW/122PS)
      • 208 D (901.361, 901.362, 902.361, 902.362) (60kW/82PS)
    • SPRINTER 2-t Platforma/Šasija (B901, B902)
      • 212 D (901.421, 902.412) (90kW/122PS)
      • 208 D (901.311, 901.312, 901.321, 902.311, 902.312,... (58kW/79PS)
      • 208 D (901.311, 901.312, 901.321, 902.311, 902.312,... (60kW/82PS)
    • SPRINTER 3-t Platforma/Šasija (B903)
      • 308 D 2.3 (903.311, 903.312, 903.322) (58kW/79PS)
      • 312 D 2.9 (903.411, 903.412, 903.421, 903.422, 903.423) (90kW/122PS)
      • 310 D 2.9 (903.411, 903.412, 903.413, 903.421, 903.422,... (75kW/102PS)
      • 308 D 2.3 (903.311, 903.322) (60kW/82PS)
    • SPRINTER 3-t Furgons (B903)
      • 308 D 2.3 (903.361, 903.362, 903.363) (58kW/79PS)
      • 310 D 2.9 (903.461, 903.462, 903.463) (75kW/102PS)
      • 312 D 2.9 (903.461, 903.462, 903.463) (90kW/122PS)
      • 312 D 2.9 4x4 (903.461, 903.462) (90kW/122PS)
      • 308 D 2.3 (903.361) (60kW/82PS)
    • SPRINTER 3-t Autobuss (B903)
      • 312 D 2.9 (903.471, 903.472, 903.473) (90kW/122PS)
      • 308 D (903.372, 903.373) (58kW/79PS)
      • 312 D 2.9 4x4 (903.473) (90kW/122PS)
      • 310 D 4x4 (903.472, 903.473) (75kW/102PS)
      • 308 D (903.371, 903.372, 903.373) (60kW/82PS)
    • SPRINTER 4-t Platforma/Šasija (B904)
      • 408 D (58kW/79PS)
      • 410 D (75kW/102PS)
      • 410 D 4x4 (75kW/102PS)
      • 412 D (90kW/122PS)
      • 412 D 4x4 (90kW/122PS)
    • SPRINTER 4-t Furgons (B904)
      • 408 D (58kW/79PS)
      • 410 D (75kW/102PS)
      • 410 D 4x4 (75kW/102PS)
      • 412 D (90kW/122PS)
      • 412 D 4x4 (90kW/122PS)
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