Scott Bonnar Model 45 Used Spare Parts
 
Please scoll down the page to view all available used parts for Scott Bonnar Model 45 cylinder mowers. All parts listed are in very good used condition, and have been thoroughly inspected and tested  prior to listing. To enquire about any of the parts listed below please contact us.

For new replacement Scott Bonnar 45 parts please visit the Rover Scott Bonnar 45 Parts page.


 

Used Dead Man / Dead Stop Handle and Cable
As fitted to very late model Rover 45 models fitted with Briggs and Stratton 475 series, 3.5HP engines. Locates into small bracket on side of blower housing containing the ignition coil earth contact.  
1 in stock

Product
SB45109
dead mans handle and cable
Price/Unit
30.00 AUD
Qty























Used Operating Instructions Booklet
Original Rover Scott Bonnar Operating Instructions booklet. Six pages including information on preperation, height of cut, starting and operating, cutter & clutch cable adjustments, lubrication and safety. Thirteen photos/illustrations. Overall condition 7/10.


NO LONGER AVAILABLE SB45MANUAL

















Used Name Plate 
Model 45 68542


NO LONGER AVAILABLE SB4569j












Used Name Plate / Serial Badge
Model 45058.


NO LONGER AVAILABLE SB4569k













Used Pulley and PTO Shaft Extension
For use with Scott Bonnar 45 edger attachment. Screws onto PTO shaft through hole in top of chain case (on selected models). Includes nut


NO LONGER AVAILABLE SB4549 
















Used Shear Blade / Bottom Blade Holder ONLY
Suits 14" Model 45 mowers only. All threads and holes in very good condition. New replacement bottom blades and sharpening available - please contact us for a quote.


NO LONGER AVAILABLE SB4579












Used Shear Blade / Bottom Blade Holder ONLY
Suits 20" Model 45 mowers only. All threads and holes in very good condition. New heavy duty replacement bottom blades and sharpening available - please contact us for a quote. 


NO LONGER AVAILABLE SB4512










Used Shear Blade / Bottom Blade Holder ONLY
Suits 17" Model 45 mowers only. No bottom blade fitted. New replacement bottom blades, screws and sharpening are available - please contact us for a quote.
3 in stock

Product
SB4538
B. Blade Carrier 17 inch
Price/Unit
90.00 AUD
Qty








Used Drive Clutch Hand Lever


NO LONGER AVAILABLE SB4514
 
















Used Clutch Cable
Good conditon. Still within adjustment limits.
1 in stock

Product
SB4531
Clutch Cable
Price/Unit
22.00 AUD
Qty




  





Used PTO Sprocket
3 in stock

Product
SB4518
PTO Sprocket
Price/Unit
25.00 AUD
Qty












Used PTO Bearing Holder
Includes bearing and rubber bearing debris shield. 
2 in stock

Product
SB4520
PTO Bearing Holder
Price/Unit
25.00 AUD
Qty








Used PTO Shaft & Bearing Holder Assembly
Suits 14 inch cut models only. Shaft, keyways and thread in excellent condition. Includes bearing, bearing holder (including bolts, nuts & washers), rubber bearing seals, woodruff key, sprocket, nut and washer.


NO LONGER AVAILABLE SB4575











Used PTO Shaft & Bearing Holder Assembly
Suits 17 inch cut models only. Shaft, keyways and thread in excellent condition. Includes self aligning bearing, bearing holder (including bolts, nuts & washers), rubber bearing seal, woodruff key, original brass thrust pad and fibre washer, 12 tooth sprocket, washer and nut.


NO LONGER AVAILABLE SB4527







Used PTO Shaft Seal
Installs onto PTO shaft to seal PTO bearing.


NO LONGER AVAILABLE SB45103












Used Clutch Fork Spring
4 in stock

Product
SB45104
Clutch fork spring
Price/Unit
8.00 AUD
Qty













Used PTO Shaft 
Suits 20 inch cut models only. Shaft, keyways and threads are in excellent condition.


NO LONGER AVAILABLE SB4597











Used Cutter Sprocket
Suits 14", 17" and later model 20" Model 45 mowers only. NOT compatible with early  20" models that use RMS5 size bearings. Only suitable for models that use RLS5 size bearings. Bore, keyway and teeth in very good condition.


 
NO LONGER AVAILABLE SB4516b
















Used Front Roller Height Adjustment Knob and Shaft
Includes spring, nut, retaining clip and washer.


NO LONGER AVAILABLE SB4513C















Used Front Roller Height Adjustment Knob and Shaft
Includes spring, washer, retaining clip and nut.


NO LONGER AVAILABLE SB4513












Used Front Roller Height Adjustment Rod


NO LONGER AVAILABLE SB4587













Used Front Roller Height Adjustment Knob Spring and Washer


NO LONGER AVAILABLE SB4593












Used Front Roller Height Adjustment Knob 
Brass type. Includes plastic cap


NO LONGER AVAILABLE SB4592














Used Front Roller Height Adjustment Knob
Aluminium type.


NO LONGER AVAILABLE SB4588















Used Clutch Cable Lower Bracket
Includes nuts and washers.


NO LONGER AVAILABLE SB454















Used Side Cover Mounting Bracket (rear)
Suits early model 14", 17" and 20" Model 45 mowers only. Includes nut and washer.


NO LONGER AVAILABLE SB4532















Used Cutter Chain Adjuster Bracket 
Suits early model three piece chassis 14", 17" and 20" Model 45 mowers only. Includes nut and washer and side cover mounting bracket.


NO LONGER AVAILABLE SB4563











Used Cutter Chain Adjuster
Suits early model three piece chassis 14", 17" and 20" Model 45 mowers only.
Includes nut and washer.


NO LONGER AVAILABLE SB4534 













Used Clutch Operating Lever Bracket and Spacersb453a
Includes 3 x screws and nuts and spring.


NO LONGER AVAILABLE SB453A

















Used Clutch Operating Lever Assembly

Suit early model three piece chassis 14", 17" and 20" Model 45 mowers only.


NO LONGER AVAILABLE SB453













Used Clutch Operating Lever
Suitable for all Model 45 (excluding late model Rover 45). Includes retaining clip
1 in stock

Product
SB4553
Clutch Operating Lever
Price/Unit
18.00 AUD
Qty
 








Used Clutch Fork 


NO LONGER AVAILABLE SB4535C












Used R/H Cutter Bearing Holder Assembly
Suits 14", 17" and some 20" inch models only that use RLS5 size cylinder bearings (RMS5). Includes adjuster screw and bolt, rear bolt, washers and nuts. For use with RLS5 size bearings only (not compatible with RMS5 bearings). Very good condition.
2 in stock

Product
SB45106
R/H cylinder bearing housing
Price/Unit
65.00 AUD
Qty









Used L/H Cutter Bearing Holder Assembly
Suits 14", 17" and some 20" inch models only that use RLS5 size cylinder bearings (RMS5). Includes adjuster screw and bolt, rear bolt, washers and nuts. For use with RLS5 size bearings only (not compatible with RMS5 bearings). Very good condition.
3 in stock 

Product
SB45105
L/H cylinder bearing housing
Price/Unit
65.00 AUD
Qty










Used R/H Cutter Bearing Holder Assembly
Suits early 20 inch models only that use the larger cylinder bearing (RMS5). Includes front and rear bolts, adjuster screw, locknut, washers and nuts. For use with RMS5 size bearings only (not compatible with RLS5 bearings). Very good condition.



NO LONGER AVAILABLE SB4599















Used L/H Cutter Bearing Holder Assembly (sprocket side)
Suits early 20 inch models only that use the larger cylinder bearing (RMS5). Includes front and rear bolts, adjuster screw, locknut, washers and nuts. For use with RMS5 size bearings only (not compatible with RLS5 bearings). Very good condition.



NO LONGER AVAILABLE SB4598














Used Rear Roller Sprocket



NO LONGER AVAILABLE SB458









 







Used Drive Clutch Outer Plate / Outer Sprocket
Includes bearing and sleeve.
1 in stock

Product
SB45111
Drive clutch outer plate
Price/Unit
35.00 AUD
Qty










Used Drive Clutch Inner Plate / Inner Sprocket
Includes bearing and cork liner (fitted).
1 in stock

Product
SB45110
Drive clutch inner plate
Price/Unit
25.00 AUD
Qty











Used Drive Clutch Assembly / Intermediate Sprocket Assembly
Doe not include clutch arm / lever. New cork liner fitted.
1 in stock

Product
SB45112
Drive clutch assembly
Price/Unit
65.00 AUD
Qty










Used Drive Clutch Assembly / Intermediate Sprocket 
Assembly.
Includes clutch arm / lever. New cork liner fitted.
1 in stock
 
Product
SB459
Drive Clutch Assembly
Price/Unit
70.00 AUD
Qty












Used Drive Clutch Actuating Lever / Arm


NO LONGER AVAILABLE SB4564












Used Clutch Outer Cone (option 1)
Cast Aluminium. Includes clutch liner (fitted).


NO LONGER AVAILABLE SB4510d

















Used Clutch Outer Cone (option 2) 

Cast Aluminium type. No clutch liner fitted. Includes 3 x screws and nuts. 
2 in stock

Product
SB4510d
Clutch Outer Cone
Price/Unit
40.00 AUD
Qty












Used Clutch Outer Cone (option 3)
Solid Cast Iron. Has new cork clutch liner fitted. Includes 3 x screws and nuts. 


NO LONGER AVAILABLE SB4562 
 















Used Clutch Inner Cone
Bore and keyway in very good condition. 


NO LONGER AVAILABLE SB4521











 










Used Cast Iron Clutch Housingsb4525a
Original cast iron clutch housing to suit 5/8" diametre engine shafts. Keyway and bore in excellent condition. Includes cotter pin & nut. No thrust bearing fitted, but new replacement bearings are available here. 


NO LONGER AVAILABLE SB4525 



 
 










Used Clutch Body Assembly
Cast Aluminium type. Suits 5/8" diametre crankshafts. Includes 2 x set screws. Thrust bearing not included. Keyway and bore in excellent condition.


NO LONGER AVAILABLE SB4573














Used Clutch Body Assembly 
 
Cast Aluminium type. Suits 5/8" crankshafts. Includes thrust bearing, cotter pin, nut and washer. Keyway and bore in excellent condition.


NO LONGER AVAILABLE SB4517














Used Front Roller Frame
Suits 14" models only. 


NO LONGER AVAILABLE SB4596












Used Front Roller, Frame and Shaft 
Suits 17" cut models only. Includes Nylon end caps (fitted) and shaft. End caps, shaft and pivots in very good condition. 


NO LONGER AVAILABLE SB4594 












Used Front Roller Tube ONLY
Suits 14" cut models only. Has surface rust but is in straight condition with no dents. For new replacement plastic end caps (Product CHD18332), please click here.
1 in stock

Product
SB45107
front roller tube
Price/Unit
15.00 AUD
Qty








Used Front Roller Tube ONLY
Suits 17" cut models only. Has surface rust but is in straight condition with no dents. For new replacement plastic end caps (Product CHD18332), please click here.
3 in stock

Product
SB4565
Front Roller Tube 17"
Price/Unit
15.00 AUD
Qty









Used Front Roller Tube ONLY
Suits 20" cut models only. Has surface rust but is in straight condition with no dents. For new replacement plastic end caps (Product CHD18332), please click here. Special freight required - please contact us with your postcode for a quote.
1 in stock

Product SB45102
Front Roller Tube suit 20 inch
Price AUD $25.00


 





Used Front Roller Frame (external thread type)
Suits 17 inch cut models only. Includes 2 x nyloc nuts and washers.


NO LONGER AVAILABLE SB4590











Used Front Roller Frame (internal thread type)
Suits 17 inch cut models only. Includes 1/4" UNF screws and washers.


NO LONGER AVAILABLE SB4560 












Used Grass Deflector suit 20 inch cut
Fair cosmetic condition - may require refinishing/painting if desired. Structurally in good used condition. Special freight required - please contact us with your postcode for a quote.
NO LONGER AVAILABLE

Product SB45101
Grass Deflector suit 20 inch
Price AUD $30.00










Used Grass Deflector suit 17 inch cut
Very good condition. Structurally in good straight condition.


NO LONGER AVAILABLE SB4581d





















Used Grass Deflector suit 14 inch cut
Has flaking paint and surface rust, but structurally in good condition.


NO LONGER AVAILABLE SB4574



 
 








Used Grass Deflector Clamp


NO LONGER AVAILABLE SB4528
 
 
 
 
 
 
 
 
 
 







Used Grass Deflector Clamp


NO LONGER AVAILABLE SB4552




















Used Chain Cover / Side Cover
Suits Rover 45's and Scott Bonnar 45's with top/bottom position screw holes. Has some scrapes, surface rust and damage to paint surface as shown. May require preparation and refinishing if desired. Bottom edge is in good condition. Structurally in  good, straight condition overall. 


NO LONGER AVAILABLE SB4548n





























Used Handle Bar Cover Plate (option 1)
Good overall condition.


NO LONGER AVAILABLE SB4546l























Used Handle Bar Cover Plate (option 2)
May require paint work / refinishing if desired, but physically in good straight condition.


NO LONGER AVAILABLE SB4546g



































Used Handle Bar Cover Plate (option 3)
May require paint work / refininishing if desired, but physically in good straight condition.


NO LONGER AVAILABLE SB4546


























Used Handle Bar Pivot Bolt
Includes 2 x nuts.


NO LONGER AVAILABLE SB4544

















Used Handle Bar Extension Plate (1 set)
For displacing lower bar further aft to allow bars to be adjusted higher. Commonly used on early handle bar design when replacing a Kirby engine with a Briggs and Stratton engine.


NO LONGER AVAILABLE SB4550 












Used Lower Handle Bar Stub
Suits Model 45 'Lawn King' models which were fitted with parallel handle bars. Bar stub measures 498mm in length overall. Chrome finish is peeling so may require preparation and re-painting if desired, but structurally in very good condition.


NO LONGER AVAILABLE SB4566









Used Handle Bars 
Suits 17 inch models. Some welding repairs have been carried out by previous owener (see photos), however handle bars are strong and in sound structural condition. Overall, chrome is in good condition. No grips or clutch lever included. Special freight required - please contact us with your postcode for a quote. Collection also available.
NO LONGER AVAILABLE



Product R45BARS
Rover and SB45 Handle Bar

 


 










Used Throttle Cable and Control
Suits Rover 45's and Scott Bonnar 45's that are fitted with Briggs and Stratton engines. Overall length of cable from housing to 'Z' bend 710mm.
1 in stock

Product
SB45108
Throttle cable and control
Price/Unit
15.00 AUD
Qty
 







Used Throttle Cable and Control
Includes throttle return spring and metal spring tab. For use with Kirby HK25 and HK30 engines.


NO LONGER AVAILABLE SB45100











Used Chrome Throttle Lever

Suits Scott Bonnar cylinder mowers with pull/spring return type throttle cables.
5 in stock


Product
SBLEVER
Chrome Throttle Lever
Price/Unit
12.00 AUD
Qty




 
 








Used Rear Roller Counterweight
Mounts inside a rear roller segment. Includes 2 x self tapping screws.


NO LONGER AVAILABLE SB4576















Used Rear Roller Drive Platessb4576a
Includes centre drive pawl holder & set screw, 6 x drive pawls and 6 x 1/4" self tapping screws. Suitable for use on 7/8" diametre rear roller shafts. Brass bushes are in very good condition.

NO LONGER AVAILABLE SB4576a











Used Rear Roller Drive Pawl Holder
Includes set screw. Suits 7/8" diametre shaft.


NO LONGER AVAILABLE SB4571 
















Used Rear Roller Bearing Carriers (left hand and right hand)
No bearings included, but bearings can be ordered in by Special Order. Please contact us to order.


NO LONGER AVAILABLE SB4561













Used Rear Roller Collar
Includes set screw & lock nut. Suits 7/8" diametre shafts.


NO LONGER AVAILABLE SB4551












Used Rear Roller Assembly
Suits 20 inch cut models only. Excellent used condition. Includes bearings, bearing holders, sprocket, internal weight, nuts, bolts and washers. Has been dismantled, cleaned, inspected, greased and re-assembled. Special freight required - please contact us with your postcode for a quote.
NO LONGER AVAILABLE



Product SB4520RR
Rear Roller Assembly suit 20 inch










Used Rear Roller Assembly
Suits 14 inch cut models only. Very good condition. Includes bearings, bearing holders, sprocket, nut and washer. Has been dismantled, cleaned, inspected, greased and re-assembled. Special freight required - please contact us with your postcode for a quote.
NO LONGER AVAILABLE

Product SB4514RR
Rear Roller Assembly suit 14 inch











Used Rear Roller Assembly (option 1)
Suits 17 inch cut models only. Very good used condition. Includes bearings, bearing holders, nuts, bolts and washers. Has been dismantled, cleaned, inspected, greased and re-assembled. No slop between shaft and brass sleeves/bushes. Special freight required - please contact us with your postcode for a quote.
1 in stock

Product SB4517RR
Rear Roller Assembly suit 17 inch Model 45
Price AUD $220.00







Used Rear Roller Assembly (option 2)
Suits 17 inch cut models only. Very good used condition. Includes sprocket, bearings, bearing holders, nuts, bolts and washers. Has been dismantled, cleaned, inspected, greased and re-assembled. No slop between shaft and brass sleeves/bushes. Special freight required - please contact us with your postcode for a quote.
1 in stock

Product R4517RR
Rear Roller Assembly suit 17 inch Model 45
Price AUD $230.00









Used Chassisr45ch
Rover / Scott Bonnar 45 17 inch chassis. Will require repairs, as front and rear engine mounting areas are cracked (see photos). All holes, slots, catcher hook pegs and support pegs are in good condition. May require sandblasting / refinishing if desired, but paintwork is is good condition. Special freight required - please contact us with your postcode for a quote. Local collection also available.
NO LONGER AVAILABLE 

Product code R45CH
Chassis suit 17 inch Rover and SB45












Used Chassis
Scott Bonnar 45 14 inch chassis. No cracks detected around engine mounting holes. All holes, slots, catcher hook pegs and support pegs are in good condition. May require sandblasting / refinishing if desired. Special freight required - please contact us with your postcode for a quote.
NO LONGER AVAILABLE

Product code SB4514CH
Chassis suit 14 inch SB45
 









Used Grass Catcher
Suits 17 inch models only. Catcher is in very good used condition. Collection available - please call 0450 068 859 to arrange. Postage also available - please contact us with your postcode for a quote.
NO LONGER AVAILABLE

Product SB4517CAT
Grass Catcher fits 17 inch Model 45

















Used Cutter Cylinder Assembly (six blade)sb4517cylr
Suits 17 inch cut Model 45's only. All blades, welds, shafts, threads and keyways are in good condition. Item has surface rust and will require surface prepaation prior to painting, if desired. Includes two RLS5-2RS bearings and bearing shields (fitted). Will require sharpening to restore cutting edge. Sharpening is available - please contact us for a quote. Average overall cylinder diameter 141mm. Special freight required - please contact us with your postcode for an accurate postage quote. Local collection also available.
1 in stock



Product Code SB4517CYLR
Cylinder Blade fits SB45 17 inch
Price AUD $150   












Used Cutter Cylinder Assembly (eight blade)sb4520cyla
Suits early 20 inch cut Model 45's only. All blades, welds, shafts, threads and keyways are in good condition. Item has surface rust and will need surface preparation prior to painting, if desired. Previous weld repairs to blade / rib joint can be seen in the photos. Includes new RMS5-2RS bearings and bearing shields (fitted). Will require sharpening to restore cutting edge. Sharpening is available - please contact us for a quote. Overall cylinder diameter 143mm. Special freight required - please contact us with your postcode for an accurate postage quote. Local collection also available.
1 in stock



Product Code SB4520CYL
Cylinder Blade fits early SB45 20 inch
Price AUD $300.00

 
 
Suits 17" cut models only. Has surface rust but is in straight condition with no dents. For new replacement plastic end caps (Product CHD18332), please click here.
 
 
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