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Redrive  /  Reduction Drive For ultralight aircraft engines.
Also known as PSRU          -          Over 635 sold worldwide.

Fits: Commercial V-Twin:  627 cc  to 993 cc. Including singles:
Briggs & Stratton, Predator 670, Kohler, Subaru,  Honda and more   -   GK, Odes and  LZmoto  -  Honda Silver Wing   -   Yamaha Phazer  -  Suzuki Geo  -  and more.

Belt tension should be under 29 Nm`s

627 cc V-Twin. Commercial engines.

623 cc V-Twin

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993 cc V-Twin. Commercial engines.

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Eccentric shaft adjustment defice is built in to all Ace Aviation redrives:

So belt tension takes just 5 minuites to do with the 2  Allen head bolts.

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PRICES  Poly - V Belt types

Up to 28 hp  -  -  -  US $ 679  -  -  -  £ 559  -  -  -  € 639 

28  to 35 hp  -  -  -  US $ 759  -  -  -  £ 629  -  -  -  € 699

35  to 44 Hp  -  -  -  US $ 789  -  -  -  £ 649  -  -  -  € 735

44  to 50 hp  -  -  -  US $ 829  -  -  -  £ 695  -  -  -  € 765

           -  -  -  -  -  -  -  -  -  -  -  -  -  -​

Freight to mainland USA . - - - - - US $ 119

 

Freight to mainland the U.K. - - -  £ 94

 

Freight to Mainland Europe. - - - - Euro 98​

          -  -  -  -  -  -  -  -  -  -  -  -  -  -

Standard Ratio 1 / 1.8.  - - - - - Easy eccentric shaft adjuster.

  • Your engine must have the standard parallel crankshaft of 1 to 1 7/16 ths.

  • Customer is responsible for getting / buying the keyless bush for small pulley to the crankshaft. Not supplied by Ace Aviation.

 

  • All nuts and bolts are in all fittings that join all redrive parts together. BUT Customer gets bolts that go from the backplate to their engine crankcase.

V-Twin. Commercial Engines

Designed for up to 50 HP

Redrive weight - 623 cc = 3.9 Kg.

Redrive weight - 993 cc = 4.2 Kg

1:1.8 standard ratio

Easy eccentric cam adjuster

Fully assembled from Ace Aviation.

Redrive fixing for:

 - Briggs and Stratton

 - Predader 670

 - Honda

 - Subaru

 - Kawasaki

 - Kohler

 - Lifan

 - Yamaha

    And many others.

Shaft lock bush NOT included

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Tooth pulley redrives also for:

Briggs & Stratton types. Up to 50 hp.

Price  -  Tooth Belt redrive:  $ 1099   -   £ 879   -   € 1029​​

Freight: USA is $ 139    -    UK  is £ 106   -    Europe is € 126

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*    Over 635 redrives sold globally. 

Designed for light weight and strength, using top quality SKF bearings and appropiate, high grade materials.

   -------------------------------------------------------------
Tooth Pulley  -   Redrive  -  Reduction Drive  -  PSRU  -  Tooth pulleys and belt
GK. Gaokin  -  LZmoto  -  Odes  -  V-Twin engines.  -  Yamaha Phazer  - 
61 hp, 66 hp and 85 hp

Belt tension should be under 29 Nm`s

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Eccentric shaft adjustment for belt tension is common to all Ace Aviation redrives. Takes just 5 minuites to tension the 2 Allen head bolts.

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PRICES. 800 / 850cc:  $ 1099   -   £ 879   -   € 1029

PRICES. 1000cc:  $ 1199   -   £ 938   -   € 1143

 

All GK redrives come with mounting blocks & plates, taper crankshaft adapter, assembly bolts for all machined parts. Ready to fit onto engine.

 

  • GK 800 & 850 redrive: Comes with mounting blocks & plates, taper crankshaft adapter and assembly bolts.

  • 1000 cc engine: Upper backplate to the engine is supplied. As above.

 

  • Customer is responsible for getting / buying the keyless bush for small pulley to the crankshaft. This is Not supplied by Ace Aviation.

  • All nuts and bolts are in all fittings that join all redrive parts together. BUT Customer gets bolts that go from the lower 4 backplate holes to their engine crankcase.

 

  • Standard Ratio 1 / 2.33

 

Easy eccentric shaft adjuster.

Freight to mainland USA. - - - -   US $ 139

Freight to mainland the U.K. - - - £ 106

Freight to Mainland Europe. - - - Euro 126

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Designed for up to 86 HP

Weight - 4.8 Kg

1:2.33 standard ratio

Easy eccentric cam adjustment for belt tension

Shaft lock bush NOT included

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Redrive  -  Reduction Drive  - PSRU for:
Honda - Silver Wing. 50 Hp. 4 stroke engine
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1 / 3.3 Standard ratio.

 

Honda Silver Wing redrive: US $ 899  -  £ 719

 

Freight to mainland USA. - - - - - -  US $ 109

Freight to mainland UK. - - - - - - -   £ 79

Freight to Mainland Europe. - - - -   Euro  92

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Redrive  -  Reduction Drive  - PSRU for
Yamaha Phazer. 2 cylinder 80 hp  and  3 cylinder 100 hp engines.

Coming soon

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Redrive  -  Reduction Drive  - PSRU for
Single Commercial engines. 200 to 460. Briggs and Stratton, Honda, and more.

PRICES:

US $ 619

£ 499

€ 509

Freight to Mainland USA - - - - - - - US $ 99

Freight to mainland UK - - - - - - - - £ 83

Freight to Mainland Europe - - - - - Euro 86

GX 200

Designed for up to 24 HP

2.75 kg

 

GX 390/420

Designed for up to 32 HP

2.85 kg

1:1.8 standard ratio

Easy eccentric cam adjuster

Send fully assembled

Eccentric shaft adjustment on all Ace Aviation redrives. Makes belt tension a 5 minuite job.

  •  Customer is responsible for getting the crankshaft / keyless bush for small pulley. Not supplied by Ace Aviation.

Redrive fixing for:

 - Honda GX 200/390/420

 - Subaru 6-15 HP

 - Briggs & Stratton 8-15 HP

 - Kawasaki

 - Kohler

 - Lifan

 - Yamaha

And others of the same HP

Shaft lock bush NOT included

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