Couplings - HB403, HB506 and HB511

Ifor Williams HB403, HB505 & HB511 coupling spares diagram


The products in this section are  for Ifor Williams HB403, HB506 & HB511 horse trailers, the diagram above shows a break down and the part numbers required.



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Ifor Williams Knott  Coupling Head P00301

Ifor Williams Knott Coupling Head P00301

Coupling head. Replacement low profile 50mm coupling head for the KF13 coupling. Includes the lock and two keys. Requi..

£78.00

Availability: 18

Ifor Williams Cover Cap for Coupling Lock P00303

Ifor Williams Cover Cap for Coupling Lock P00303

Cover cap. Protects the Avonride coupling head lock from ingress of dust and water. KF13 coupling. ..

£2.70

Availability: 46

Ifor Williams Bellows P00417

Ifor Williams Bellows P00417

Bellows. Replacement protective bellows for drawtube of KFG27 overrun unit (Cast body). PLEASE NOTE THESE BELLOWS NO..

£8.76

Availability: 70

Ifor Williams Damper P00374

Ifor Williams Damper P00374

Damper P00374 Replacement hydraulic damper for KFG27 Knott-Avonride coupling hitchs which are fitted to If..

£48.24

Availability: 61

Ifor Williams Damper Support Bracket P00878

Ifor Williams Damper Support Bracket P00878

Damper support bracket. Fits within body of coupling...

£17.40

Availability: 5

Ifor Williams Grease Nipple Adaptor P00882

Ifor Williams Grease Nipple Adaptor P00882

Grease nipple adaptor. Bolt that is fitted through handle...

£4.80

Availability: 111

Ifor Williams Drawtube P00408

Ifor Williams Drawtube P00408

Drawtube. 50 x 10 DIN2391...

£53.40

Availability: 5

Ifor Williams Hand Brake Assembly KFG Low Type P00869

Ifor Williams Hand Brake Assembly KFG Low Type P00869

Hand Brake Assembly KFG Low Type ..

£37.20

Availability: 9

Ifor Williams Oil damped Spring Pack Knott  P00868

Ifor Williams Oil damped Spring Pack Knott P00868

Oil damped Spring Pack Knott. ..

£40.80

Availability: 17

Ifor Williams Spring Pack Mount Plate P00867

Ifor Williams Spring Pack Mount Plate P00867

Spring Pack Mount Plate..

£13.20

Availability: 11

Ifor Williams Overrun lever P00413

Ifor Williams Overrun lever P00413

Overrun lever. Fitted to the rear of the coupling unit, this lever creates the pull on the brake rod. ..

£20.40

Availability: 5

Ifor Williams Retainer Pad P00399

Ifor Williams Retainer Pad P00399

Retainer pad. Fits within the recess in the overrun unit to securely clamp the jockey wheel...

£6.66

Availability: 84

Ifor Williams Manual Reverse Kit P00915

Ifor Williams Manual Reverse Kit P00915

Manual reverse kit. While the basic reversing function remains automatic, this kit allows easier reversing up steep hi..

£31.80

Availability: 38

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