Our extensive range of A section lawn mower belts features over 100 sizes, with inside lengths from 457mm to 3454mm, designed for heavy-duty ride-on mowers and professional agricultural equipment. Each belt, available from trusted brands Medway and TuffBelt, is constructed with premium Kevlar aramid fibres and cotton covering, ensuring superior power transmission and minimal stretching. Our belts feature a standard 1/2 inch top width and are easily identified by their A-series part numbers (e.g., A20K through A136K), with corresponding 4L industrial classifications for cross-reference compatibility. These high-performance V-belts deliver exceptional durability and reliability for deck, blade, and drive applications, supported by our technical teams expertise in identifying the correct specifications for your specific mower model. All belts are stocked in our UK warehouse for rapid dispatch, maintaining our commitment to quality and service in the power transmission sector.

Have you also tried: Double Sided Hex Mower Belts SPA Belts (12.7mm x 10mm) A Belts (13mm x 8mm) SPZ Belts (9.7mm x 8mm) B Section Mower Belts

List Grid

Filter Results

most popular | highest price | lowest price

A18 TuffBelt Mower V Belt 1/2inch Top Width x 20inch Outside Length (4L200)

Inside Length (Approx)
457mm

Outside Length (Approx)
508mm

Outside Length (inch)
20inch

Part Number
A18K

Pitch Length (Approx)
493mm

Qty:

A19 TuffBelt Mower V Belt 1/2inch Top Width x 21inch Outside Length (4L210)

Inside Length (Approx)
482mm

Outside Length (Approx)
533mm

Outside Length (inch)
21inch

Part Number
A19K

Pitch Length (Approx)
518mm

Qty:

A20 Medway Mower V Belt 1/2inch Top Width x 22inch Outside Length (4L220)

Inside Length (Approx)
508mm

Outside Length (Approx)
559mm

Outside Length (inch)
22inch

Part Number
A20K

Pitch Length (Approx)
544mm

Qty:

A21 TuffBelt Mower V Belt 1/2inch Top Width x 23inch Outside Length (4L230)

Inside Length (Approx)
533mm

Outside Length (Approx)
584mm

Outside Length (inch)
23inch

Part Number
A21K

Pitch Length (Approx)
569mm

Qty:

A22 Medway Mower V Belt 1/2inch Top Width x 24inch Outside Length (4L240)

Inside Length (Approx)
559mm

Outside Length (Approx)
610mm

Outside Length (inch)
24inch

Part Number
A22K

Pitch Length (Approx)
595mm

Qty:

A23 TuffBelt Mower V Belt 1/2inch Top Width x 25inch Outside Length (4L250)

Inside Length (Approx)
584mm

Outside Length (Approx)
635mm

Outside Length (inch)
25inch

Part Number
A23K

Pitch Length (Approx)
620mm

Qty:

A24 TuffBelt Mower V Belt 1/2inch Top Width x 26inch Outside Length (4L260)

Inside Length (Approx)
609mm

Outside Length (Approx)
660mm

Outside Length (inch)
26inch

Part Number
A24K

Pitch Length (Approx)
645mm

Qty:

A25 Medway Mower V Belt 1/2inch Top Width x 27inch Outside Length (4L270)

Inside Length (Approx)
635mm

Outside Length (Approx)
686mm

Outside Length (inch)
27inch

Part Number
A25K

Pitch Length (Approx)
671mm

Qty:

A26 Medway Mower V Belt 1/2inch Top Width x 28inch Outside Length (4L280)

Inside Length (Approx)
660mm

Outside Length (Approx)
711mm

Outside Length (inch)
28inch

Part Number
A26K

Pitch Length (Approx)
696mm

Qty:

A27 TuffBelt Mower V Belt 1/2inch Top Width x 29inch Outside Length (4L290)

Inside Length (Approx)
686mm

Outside Length (Approx)
737mm

Outside Length (inch)
29inch

Part Number
A27K

Pitch Length (Approx)
722mm

Qty:

A28 TuffBelt Mower V Belt 1/2inch Top Width x 30inch Outside Length (4L300)

Inside Length (Approx)
711mm

Outside Length (Approx)
762mm

Outside Length (inch)
30inch

Part Number
A28K

Pitch Length (Approx)
747mm

Qty:

A29 TuffBelt Mower V Belt 1/2inch Top Width x 31inch Outside Length (4L310)

Inside Length (Approx)
736mm

Outside Length (Approx)
787mm

Outside Length (inch)
31inch

Part Number
A29K

Pitch Length (Approx)
772mm

Qty:

A30 Medway Mower V Belt 1/2inch Top Width x 32inch Outside Length (4L320)

Inside Length (Approx)
762mm

Outside Length (Approx)
813mm

Outside Length (inch)
32inch

Part Number
A30K

Pitch Length (Approx)
798mm

Qty:

A31 TuffBelt Mower V Belt 1/2inch Top Width x 33inch Outside Length (4L330)

Inside Length (Approx)
787mm

Outside Length (Approx)
838mm

Outside Length (inch)
33inch

Part Number
A31K

Pitch Length (Approx)
823mm

Qty:

A32 TuffBelt Mower V Belt 1/2inch Top Width x 34inch Outside Length (4L340)

Inside Length (Approx)
813mm

Outside Length (Approx)
864mm

Outside Length (inch)
34inch

Part Number
A32K

Pitch Length (Approx)
849mm

Qty:

A33 Medway Mower V Belt 1/2inch Top Width x 35inch Outside Length (4L350)

Inside Length (Approx)
838mm

Outside Length (Approx)
889mm

Outside Length (inch)
35inch

Part Number
A33K

Pitch Length (Approx)
874mm

Qty:

A34 TuffBelt Mower V Belt 1/2inch Top Width x 36inch Outside Length (4L360)

Inside Length (Approx)
863mm

Outside Length (Approx)
914mm

Outside Length (inch)
36inch

Part Number
A34K

Pitch Length (Approx)
899mm

Qty:

A35 TuffBelt Mower V Belt 1/2inch Top Width x 37inch Outside Length (4L370)

Inside Length (Approx)
889mm

Outside Length (Approx)
940mm

Outside Length (inch)
37inch

Part Number
A35K

Pitch Length (Approx)
925mm

Qty:

A36 TuffBelt Mower V Belt 1/2inch Top Width x 38inch Outside Length (4L380)

Inside Length (Approx)
914mm

Outside Length (Approx)
965mm

Outside Length (inch)
38inch

Part Number
A36K

Pitch Length (Approx)
950mm

Qty:

A37 TuffBelt Mower V Belt 1/2inch Top Width x 39inch Outside Length (4L390)

Inside Length (Approx)
940mm

Outside Length (Approx)
991mm

Outside Length (inch)
39inch

Part Number
A37K

Pitch Length (Approx)
976mm

Qty:

A38 TuffBelt Mower V Belt 1/2inch Top Width x 40inch Outside Length (4L400)

Inside Length (Approx)
965mm

Outside Length (Approx)
1016mm

Outside Length (inch)
40inch

Part Number
A38K

Pitch Length (Approx)
1001mm

Qty:

A39 Medway Mower V Belt 1/2inch Top Width x 41inch Outside Length (4L410)

Inside Length (Approx)
990mm

Outside Length (Approx)
1041mm

Outside Length (inch)
41inch

Part Number
A39K

Pitch Length (Approx)
1026mm

Qty:

A40 TuffBelt Mower V Belt 1/2inch Top Width x 42inch Outside Length (4L420)

Inside Length (Approx)
1016mm

Outside Length (Approx)
1067mm

Outside Length (inch)
42inch

Part Number
A40K

Pitch Length (Approx)
1052mm

Qty:

A41 TuffBelt Mower V Belt 1/2inch Top Width x 43inch Outside Length (4L430)

Inside Length (Approx)
1041mm

Outside Length (Approx)
1092mm

Outside Length (inch)
43inch

Part Number
A41K

Pitch Length (Approx)
1077mm

Qty:

A42 TuffBelt Mower V Belt 1/2inch Top Width x 44inch Outside Length (4L440)

Inside Length (Approx)
1067mm

Outside Length (Approx)
1118mm

Outside Length (inch)
44inch

Part Number
A42K

Pitch Length (Approx)
1103mm

Qty:

A43 TuffBelt Mower V Belt 1/2inch Top Width x 45inch Outside Length (4L450)

Inside Length (Approx)
1092mm

Outside Length (Approx)
1143mm

Outside Length (inch)
45inch

Part Number
A43K

Pitch Length (Approx)
1128mm

Qty:

A44 Medway Mower V Belt 1/2inch Top Width x 46inch Outside Length (4L460)

Inside Length (Approx)
1117mm

Outside Length (Approx)
1168mm

Outside Length (inch)
46inch

Part Number
A44K

Pitch Length (Approx)
1153mm

Qty:

A45 TuffBelt Mower V Belt 1/2inch Top Width x 47inch Outside Length (4L470)

Inside Length (Approx)
1143mm

Outside Length (Approx)
1194mm

Outside Length (inch)
47inch

Part Number
A45K

Pitch Length (Approx)
1179mm

Qty:

A46 Medway Mower V Belt 1/2inch Top Width x 48inch Outside Length (4L480)

Inside Length (Approx)
1168mm

Outside Length (Approx)
1219mm

Outside Length (inch)
48inch

Part Number
A46K

Pitch Length (Approx)
1204mm

Qty:

A47 TuffBelt Mower V Belt 1/2inch Top Width x 49inch Outside Length (4L490)

Inside Length (Approx)
1194mm

Outside Length (Approx)
1245mm

Outside Length (inch)
49inch

Part Number
A47K

Pitch Length (Approx)
1230mm

Qty:

A48 TuffBelt Mower V Belt 1/2inch Top Width x 50inch Outside Length (4L500)

Inside Length (Approx)
1219mm

Outside Length (Approx)
1270mm

Outside Length (inch)
50inch

Part Number
A48K

Pitch Length (Approx)
1255mm

Qty:

A49 TuffBelt Mower V Belt 1/2inch Top Width x 51inch Outside Length (4L510)

Inside Length (Approx)
1244mm

Outside Length (Approx)
1295mm

Outside Length (inch)
51inch

Part Number
A49K

Pitch Length (Approx)
1280mm

Qty:

A50 TuffBelt Mower V Belt 1/2inch Top Width x 52inch Outside Length (4L520)

Inside Length (Approx)
1270mm

Outside Length (Approx)
1321mm

Outside Length (inch)
52inch

Part Number
A50K

Pitch Length (Approx)
1306mm

Qty:

A51 TuffBelt Mower V Belt 1/2inch Top Width x 53inch Outside Length (4L530)

Inside Length (Approx)
1295mm

Outside Length (Approx)
1346mm

Outside Length (inch)
53inch

Part Number
A51K

Pitch Length (Approx)
1331mm

Qty:

A52 TuffBelt Mower V Belt 1/2inch Top Width x 54inch Outside Length (4L540)

Inside Length (Approx)
1321mm

Outside Length (Approx)
1372mm

Outside Length (inch)
54inch

Part Number
A52K

Pitch Length (Approx)
1357mm

Qty:

A53 TuffBelt Mower V Belt 1/2inch Top Width x 55inch Outside Length (4L550)

Inside Length (Approx)
1346mm

Outside Length (Approx)
1397mm

Outside Length (inch)
55inch

Part Number
A53K

Pitch Length (Approx)
1382mm

Qty:

A54 TuffBelt Mower V Belt 1/2inch Top Width x 56inch Outside Length (4L560)

Inside Length (Approx)
1371mm

Outside Length (Approx)
1422mm

Outside Length (inch)
56inch

Part Number
A54K

Pitch Length (Approx)
1407mm

Qty:

A55 TuffBelt Mower V Belt 1/2inch Top Width x 57inch Outside Length (4L570)

Inside Length (Approx)
1397mm

Outside Length (Approx)
1448mm

Outside Length (inch)
57inch

Part Number
A55K

Pitch Length (Approx)
1433mm

Qty:

A56 TuffBelt Mower V Belt 1/2inch Top Width x 58inch Outside Length (4L580)

Inside Length (Approx)
1422mm

Outside Length (Approx)
1473mm

Outside Length (inch)
58inch

Part Number
A56K

Pitch Length (Approx)
1458mm

Qty:

A57 Medway Mower V Belt 1/2inch Top Width x 59inch Outside Length (4L590)

Inside Length (Approx)
1448mm

Outside Length (Approx)
1499mm

Outside Length (inch)
59inch

Part Number
A57K

Pitch Length (Approx)
1484mm

Qty:

A58 TuffBelt Mower V Belt 1/2inch Top Width x 60inch Outside Length (4L600)

Inside Length (Approx)
1473mm

Outside Length (Approx)
1524mm

Outside Length (inch)
60inch

Part Number
A58K

Pitch Length (Approx)
1509mm

Qty:

A59 TuffBelt Mower V Belt 1/2inch Top Width x 61inch Outside Length (4L610)

Inside Length (Approx)
1498mm

Outside Length (Approx)
1549mm

Outside Length (inch)
61inch

Part Number
A59K

Pitch Length (Approx)
1534mm

Qty:

A60 Medway Mower V Belt 1/2inch Top Width x 62inch Outside Length (4L620)

Inside Length (Approx)
1524mm

Outside Length (Approx)
1575mm

Outside Length (inch)
62inch

Part Number
A60K

Pitch Length (Approx)
1560mm

Qty:

A61 TuffBelt Mower V Belt 1/2inch Top Width x 63inch Outside Length (4L630)

Inside Length (Approx)
1549mm

Outside Length (Approx)
1600mm

Outside Length (inch)
63inch

Part Number
A61K

Pitch Length (Approx)
1585mm

Qty:

A62 Medway Mower V Belt 1/2inch Top Width x 64inch Outside Length (4L640)

Inside Length (Approx)
1575mm

Outside Length (Approx)
1626mm

Outside Length (inch)
64inch

Part Number
A62K

Pitch Length (Approx)
1611mm

Qty:

A63 TuffBelt Mower V Belt 1/2inch Top Width x 65inch Outside Length (4L650)

Inside Length (Approx)
1600mm

Outside Length (Approx)
1651mm

Outside Length (inch)
65inch

Part Number
A63K

Pitch Length (Approx)
1636mm

Qty:

A64 TuffBelt Mower V Belt 1/2inch Top Width x 66inch Outside Length (4L660)

Inside Length (Approx)
1625mm

Outside Length (Approx)
1676mm

Outside Length (inch)
66inch

Part Number
A64K

Pitch Length (Approx)
1661mm

Qty:

A65 TuffBelt Mower V Belt 1/2inch Top Width x 67inch Outside Length (4L670)

Inside Length (Approx)
1651mm

Outside Length (Approx)
1702mm

Outside Length (inch)
67inch

Part Number
A65K

Pitch Length (Approx)
1687mm

Qty:

A66 TuffBelt Mower V Belt 1/2inch Top Width x 68inch Outside Length (4L680)

Inside Length (Approx)
1676mm

Outside Length (Approx)
1727mm

Outside Length (inch)
68inch

Part Number
A66K

Pitch Length (Approx)
1712mm

Qty:

A67 Medway Mower V Belt 1/2inch Top Width x 69inch Outside Length (4L690)

Inside Length (Approx)
1702mm

Outside Length (Approx)
1753mm

Outside Length (inch)
69inch

Part Number
A67K

Pitch Length (Approx)
1738mm

Qty:

Displaying 1 to 50 of 104 products
Page 1 of 3 Next

Customer Service

My Account

Meet our Team

Connect with us on Linkedin

Tweet us @bearingboys

Tag us on Instagram

Watch our Youtube Channel

Information

About Us

Trade Application

Returns

Delivery

Terms & Conditions

ISO 9001 45001 14001

Careers

Helpful Articles

Measuring Bearings

Measuring Belts

Belt Care & Selection

Registered in England No. 5900054

VAT No. 762 8008 28

Head Office

Bearingboys Ltd

Unit 8, Mission Road

Rackheath, Norfolk

NR13 6PL

+44 (0) 1603 720713

Our Branches

more than just bearings™

0.299s a6e cd