Rover / Scott Bonnar Model 45 Cylinder Mower Spare Parts
Replacement spare parts for Scott Bonnar Model 45 and Rover Model 45 cylinder mowers including clutch cables, bearings, handle grips, drive chains, sprockets, keys, bearing holders, cutter adjustment screw assemblies, clutch liners, grass deflectors, height adjusters, and much more.
For engine parts including gaskets, seals, mufflers, air filters, carburettor components, recoil starter and ignition parts, please click on the appropriate link below.
USED PARTS for Scott Bonnar 45 cylinder mowers can be found by clicking on the image below:
Lipped Bottom Blade / Shear Blade (non genuine) $52.00 Heavy duty lipped front edge. Blade thickness 4mm. Overall blade height 6.5mm. Fits 14 inch cut Model 45's only. Five countresunk holes at 3.00" spacing. 1 Unit
NO LONGER AVAILABLE SB4514LBB
Cutter Cylinder (non genuine) $510.00 Eight blade heavy duty replacement cutter cylinder for 17" Scott Bonnar 45 and Rover 45 mowers. Supplied pre-sharpened. 1 Unit
FOR SPECIAL ORDER ONLY Please contact us to order. Product CCA9104
Clutch Counterweight (non genuine) $9.95
Replacement part for OEM Number A20016
1 Unit
Throttle Lever Assembly (non genuine) $12.50
Fits Scott Bonnar 45 models. Use with CAC461 Throttle Cable (below). Includes two mounting screws. Features stop - start & fast slow graffic. Replacement part for OEM Number A00959K
1 Unit
Throttle Lever Assembly (non genuine) $12.50
Fits Scott Bonnar 45 models. Use with CAC461 Throttle Cable (below). Includes two mounting screws. Features rabbit & tortoise graffic. Replacement part for OEM Number A00959K
Universal Throttle Cable (non genuine) $18.00
Fits Scott Bonnar 45 models fitted with Briggs & Stratton, Tecumseh and Honda engines. Heavy duty wound metal outer cable and solid inner wire. Measures overall 900mm. Simply measure, cut and bend to suit your particular engine model & throttle bracket. Suits LEV742 Plastic Throttle Lever (listed above). Not compatible with early style metal throttle levers.
1 Unit
Shear Blade Screws (non genuine) $7.20
5/16" UNC countersunk shear blade / bottom blade screws
Replacement part for OEM A2071924
Set of 6
Bottom Blade Carrier Bolt (non genuine) $1.00 5/16" UNF x 1.00 inch. I Unit
Nut and Spring Washer 5/16" UNF (non genuine) $0.75
5/16" UNF plain nut and spring washer.
1 Unit
Nut and Shake Proof Washer 3/8" UNF $1.50 3/8" Plain nut and shake proof washer. Fits front roller shaft. 1 Unit
PTO Shaft Bearing (top shaft) $12.00
Single row deep groove ball bearing. 1 Unit
Rear Roller Bearing $35.00 Specialty bearing. Replacement part for OEM Number A1129017 1 Unit
Drive Clutch Bearing (Outer clutch plate - Option 1) $13.00 (non-genuine) Fits early model Scott Bonnar 45's. Fits into outer clutch plate / large sprocket. Outer diametre 42mm, inner diametre 20mm, height 12mm. 1 Unit
Drive Clutch Bearing (Outer clutch plate - Option 2) $14.00 (non genuine) Fits most Scott Bonnar 45's. Fits into outer clutch plate / large sprocket. Outer diametre 47mm, inner diametre 20mm, height 14mm.
Drive Clutch Bearing (Inner clutch plate) $13.00 (non-genuine) Fits into inner clutch plate. Outer diametre 35mm, inner diametre 17mm, height 10mm. 1 Unit
Cutter Chain Adjustment Slide (non genuine) $9.20
Replacement part for OEM Number A455769
1 Unit
Front Roller Height Adjustment Shaft (non genuine) $35.90
Replacement part for OEM Number A454678
1 Unit
Clutch Cone Spring (non genuine) $14.95 Measures 25mm outside diametre x 32mm overall length. Replacement part for OEM Number A453886 1 Unit
Clutch Cone (non genuine) $138.00
Replacement part for OEM Number A453878
1 Unit
FOR SPECIAL ORDER ONLY Please contact us to order. Product SB345-0011
Cutter Sprocket (non genuine) $122.00
Fits 14", 17" and late 20" Model 45's that use RLS5 size bearings. Use with Morse Key No.6 (KEY728)
Replacement part for OEM Number A451485
1 Unit
FOR SPECIAL ORDER ONLY Please contact us to order. Product SB345-0037
Cutter Sprocket (non geunine) $128.00 Fits only early 20" cut Scott Bonnar Model 45's fitted with eight blade cylinders and RMS5 size bearings. Use with Morse key No.6 (KEY728). 1 Unit
FOR SPECIAL ORDER ONLY Please contact us to order. Product SB345-003720
PTO Top Sprocket (non genuine) $79.00
Replacement part for OEM Number A453990
1 Unit
OUT OF STOCK SB345-0030
Clutch body key (non genuine) $4.30
3/16" square. For engine shaft / clutch body.
Replacesment part for OEM Number A453843
1 Unit
Morse key No.9 (non genuine) $2.90
For inner clutch cone / PTO shaft.
Replacement part for OEM Number A05086
1 Unit
Morse key No.6 (non genuine) $1.70
For top sprocket, cutter sprocket and roller sprocket.
Replacement part for OEM Number A02051
1 Unit
Clutch body thrust bearing (non genuine) $32.50
Replacement part for OEM Number A3534016
1 Unit
Clutch body set screws 1 pair (non genuine) $5.90
5/16" x 3/4" UNC
Replacement part for OEM Number A02082K
1 Pair
Grass deflector clamp assembly (non genuine) $28.00
Replacement part for OEM Number A451143
1 Unit
OUT OF STOCK SB345-0072
Catcher support block 1 Pair (non genuine) $13.50
Press fit onto square pegs on inner chassis sides.
Replacement part for OEM Number A453085
1 Pair
Handle Bar grip (non genuine) $13.95 Comfortable soft ribbed design. Replacement part for OEM Number A1851069 1 Pair
OUT OF STOCK B295-303
Clutch cable (non genuine) $38.00
Comes with return spring and lock nuts fitted.
Replacement part for OEM Number A451240
1 Unit
Cutter Bearing Holder Screw x 4 (non genuine) $8.50
1/4" x 1 1/4" UNC socket head screw. Replacement for original slotted head screw.
1 Set of 4
Cutter bearing RLS5-2RS (non genuine) $18.95
Sealed type precision bearing.
Replacement part for OEM Number A1128382
1 Unit
Cutter bearing shield (non genuine) $12.00
Suits RLS5 type bearings. Replacement part for OEM Number A451477
1 Unit
Cutter bearing RMS52RS (non genuine) $17.95 Sealed type precision bearing for 20 inch cut models. Measures 5/8" ID x 1 13/16" OD x 5/8 H. Replacement part for OEM Number 1127554. 1 Unit
Front roller end cap (non genuine) $29.95 pair
Hard plastic construction. Replacement part for OEM Number A455865
1 Pair
Front Roller Shaft $56.00Fits 17" cut Model 45's. Includes nut. Replaces OEM Number A454301 1 Unit
Cutter bearing housing adjustment screw assembly (non genuine) $29.95
Suits both right and left cutter bearing holders. Comes complete with 2 x nuts and 2 x washers.
Replacement part for OEM Numbers A456606 & A456593
1 Unit
Sprocket Retaining Nut (non genuine) $3.50
20TPI 1/2" UNF Thread. Suits PTO shaft, cutter and rear roller.
Replacement part for OEM Number A2441244K
1 Unit
PTO Shaft suits 17 inch models (non genuine) $48.00 Replacement part for OEM Number A454512
1 Unit
Clutch block / thrust pad (non genuine) $6.90 Replacement part for OEM Number A333112. 1 Unit
PTO Shaft suits 14 inch models (non genuine) $65.00
Replacement part for OEM Number A453907
1 Unit
PTO Shaft suits 20 inch models (non genuine) $70.00
Replacement part for OEM Number A453907
1 Unit
Drive clutch cork (non genuine) $13.50
*Please note that this clutch liner must be cement/epoxied in place using an appropriate adhesive (not included). Replacement part for OEM Number A333032
1 Unit
Cone clutch cork (non genuine) $13.50
*Please note that this clutch liner must be cemented/epoxied in place using an appropriate adhesive (not included). Replacement part for OEM Number A453860
1 Unit
Clutch body suit 5/8" shaft (non genuine) $125.00
Set screws, key and bearing NOT INCLUDED.
Replacement part for OEM Number A453835
1 Unit
OUT OF STOCK CHD2850
Clutch body suit 3/4" shaft (non genuine) $125.00
Set screws, key and bearing NOT INCLUDED.
Replacement part for OEM Number A455531
1 Unit
OUT OF STOCK CHD2851
Clutch Screw & Nut Set (non genuine) $5.00
Contains three 1/4" x 1 3/4" countersunk screws and Nyloc nuts.
1 Set
Chain 1/2" x 3/16" 38 pins (non genuine) $28.45
Roller / drum drive chain. 415 type chain. Includes master link.
Replacement part for OEM Number A2981385. Photo for illustration purposes only.
1 Unit
Chain 3/8" x 7/32" 80 pins (non genuine) $30.95
Cutter drive chain. 06B type chain. Includes master link.
Replacement part for OEM Number A2984806. Photo for illustration purposes only.
1 Unit
Chain 1/2" x 3/16" 59 pins (non genuine) $29.95
Drive / intermediate drive chain. 415 type chain. Includes master link and offset link (half link).
Replacement part for OEM Number A2981590. Photo for illustration purposes only.
1 Unit
Chain 1/2" x 3/16" 59 pins (non genuine) $30.95 Drive / intermediate drive chain. Heavy Duty 415H type chain. Includes master link and offset link (half link). Replacement part for OEM Number A2981590. 1 Unit
OUT OF STOCK CHM1864H
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