top of page

Redrive  /  Reduction Drive For ultralight aircraft engines.
Also known as PSRU          -          Over 560 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  -  Working on:  Yamaha Phazer  -  Suzuki Geo  -  and more.

Belt tension should be under 29 Nm`s

627 cc V-Twin. Commercial engines.

623 cc V-Twin

Ace Aviation Redrive.JPG

993 cc V-Twin. Commercial engines.

DSC06324.jpg

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

DSC00781.JPG

PRICES:

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

 

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.

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

 

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

 

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

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

DSC06287 - Copy.JPG
2017-07-13 13.47.41 - Copy.jpg

Over 560 redrives sold globally.  No worn parts that have needed replacing. Designed to be light weight and strong, using top quality SKF bearings and high grade materials.

   -------------------------------------------------------------
Redrive  and Reduction Drive  - PSRU for:
GK. Gaokin  -  LZmoto  -  Odes  -  V-Twin engines. 61 hp, 66 hp and 85 hp

Belt tension should be under 29 Nm`s

GK redrive..JPG
Ben 1.png

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

DSC00782.JPG
DSC00810.JPG
P1040549.JPG

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

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

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

Redrive  -  Reduction Drive  - PSRU for:
Honda - Silver Wing. 50 Hp. 4 stroke engine
Redrive for Vicente.jpg

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

DSCF8872.jpg
IMG_1281_compressed.jpg
-----------------------------------------------------------------------------------------------

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

Coming soon

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

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 Mainlsnd 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

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

bottom of page