Build a bespoke cycle to specification

Business Sectors (Suites): Maintenance and Repair - Cycle
Developed by: IMI
Approved on: 30 Mar 2022


This standard is about preparing and assembling a cycle from its individual components, including preparing frame and forks. 

This unit does not include assembling brakes, gears or wheels, all of which are covered in separate NOS units.

In this standard the term ‘cycle’ includes pedal-propelled vehicles with two, three or four wheels. It may also include pedal-assisted e-bikes:
Road legal up to 15.5 mph with a motor with an output of up to 250w
E-cycles used for other purposes

Performance criteria

You must be able to:

P1 use suitable personal protective equipment and bicycle coverings (where applicable) throughout all cycle preparation and build activities
P2 use suitable sources of technical information to support all your cycle preparation and build activities
P3 ensure the work area is safe prior to work commencing 
P4 examine, prepare and assemble all *components * following: 

P4.1 the manufacturer’s data and instructions
P4.2 your workplace procedures
P4.3 health, safety and environmental requirements
P5 work in a way which minimises the risk of:

P5.1 damage to the cycle and it’s components
P5.2 damage to your working premises or the environment
P5.3 injury to self and others
P6 use suitable test methods and technical data to accurately evaluate the condition and compatibility of all components
P7 prepare frames and forks prior to cycle assembly
P8 promptly report any problems or issues relating to the bicycle’s condition or conformity  to the relevant person(s) 
P9 ensure your preparation and assembly records are accurate, complete and promptly passed to the relevant person(s) in the format required
P10 complete all cycle preparation and build activities within the agreed timescale
P11 promptly report any anticipated delays in completion to the relevant persons(s)

Knowledge and Understanding

You need to know and understand:

Legislative and organisational requirements and procedures
K1 the manufacturer’s and legal  requirements relating to cycle preparation and build activities
K2 the legal requirements relating to the cycle (including road safety requirements) 
K3 the health and safety legislation, environmental requirements and workplace procedures relevant to cycle preparation and build activities and personal and cycle protection
K4 your workplace procedures for:

K4.1 recording frame preparation and cycle build activities 
K4.2 the referral of problems
K4.3 reporting delays to the completion of work
K5 how to work safely avoiding damage to the cycle, its systems and components.
K6 the importance of documenting cycle preparation and build information
K7 the importance of working to agreed timescales and keeping others informed of progress
K8 the importance of promptly reporting anticipated delays to the relevant person(s)

Use of technical information
K9 how to find, interpret and use sources of current technical information for cycle preparation and build activities
K10 the importance of using the appropriate sources of technical information

Cycle preparation and build
K11 the units and components, including their features and dimensions, for the type of cycles on which you work
K12 how to ensure the compatibility of all components
K13 how to prepare and use all tools and equipment required for cycle preparation and build
K14 the procedures for preparing frames, forks, units and components for cycle assembly
K15 how to make adjustments to cycle systems and components
K16 how to recognise cosmetic damage to cycle systems and components  
K17 the importance of, and how to carry out a quality check


1. Sources of technical information are: 

1.1. manufacturer’s instructions
1.2. customer requirements

2. Procedures are: 

2.1. checking threads
2.2. thread tapping
2.3. thread chasing
2.4. facing headtube
2.5. facing bottom bracket shell
2.6. reaming headtube
2.7. checking fork and frame alignment

3. Units and components are:

3.1. frame
3.2. forks
3.3. wheels
3.4. groupset
3.5. saddle and seatpost
3.7. handlebar, stem and headset

4. Adjustments include:

4.1. bearings
4.2. stem alignment
4.3. measurement 
4.4. personalisation

Scope Performance

Scope Knowledge





This section contains examples and explanations of some of the terms used but does not form part of the standard.

Agreed timescales
Examples include industry recommended work times, job times set by your company or a job time agreed with a specific customer

Examples include conformity to approvals and specifications, UK and European legal requirements where applicable

In this standard the term ‘cycle’ includes pedal-propelled vehicles with two, three or four wheels on which the rider sits. It may also include pedal-assisted e-bikes:
• Road legal up to 15.5 mph with a motor with an output of up to 250w
• E-cycles used for other purposes 

Comprises all the mechanical parts of a cycle, i.e. not frame, forks, wheels, handlebars, seatpost and saddle

Quality check
To include cleanliness, security of component parts, adjustment of bearings, tension of spokes, trueness of wheel, function test

Links To Other NOS

External Links

Version Number


Indicative Review Date

30 Mar 2025





Originating Organisation


Original URN


Relevant Occupations

Advanced Cycle Technician

SOC Code



Cycle; build; frame; forks; components