Parts Grading Standard & Definitions
Parts Grading Standard & Definitions
Mechanical Parts (Engines, Gearboxes)
Grade Definition
A - 60,000-mile engine, fully tested, no leaks or noise.
B - 100,000-mile gearbox, fully functional, normal wear.
C - >100,000-mile engine, tested and working, higher wear.
Core - Knocking noise, contamination, or untested.
A - 60,000-mile engine, fully tested, no leaks or noise.
B - 100,000-mile gearbox, fully functional, normal wear.
C - >100,000-mile engine, tested and working, higher wear.
Core - Knocking noise, contamination, or untested.
Electrical Parts – Appearance Sensitive
(Infotainment units, switches, instrument clusters)
Grade Definition Units of Damage
A - Screen unmarked, fully functional. 0 Units of Damage
B - Light surface scratches on fascia. 1-2 Units of Damage
C - Heavy cosmetic wear but fully working. 3+ Units of Damage
Core - Faulty, intermittent, or untested.
Grade Definition Units of Damage
A - Screen unmarked, fully functional. 0 Units of Damage
B - Light surface scratches on fascia. 1-2 Units of Damage
C - Heavy cosmetic wear but fully working. 3+ Units of Damage
Core - Faulty, intermittent, or untested.
Electrical Parts – Non-Appearance Sensitive
(Starters, alternators, fans)
Grade Definition
A - Tested starter motor, fully functional.
Core - Not tested or fails output test.
Grade Definition
A - Tested starter motor, fully functional.
Core - Not tested or fails output test.
Lighting Units (Headlamps & Tail Lamps)
Grade Definition Units of Damage
A - Clear lens, intact mounts, no condensation. 0 Units of Damage
B - Minor scuffing on lens. 1-2 Units of Damage
C - Clouding or repaired tab, still functional. 3-4 Units of Damage
Core - Cracked lens, moisture, broken mounts.
A - Clear lens, intact mounts, no condensation. 0 Units of Damage
B - Minor scuffing on lens. 1-2 Units of Damage
C - Clouding or repaired tab, still functional. 3-4 Units of Damage
Core - Cracked lens, moisture, broken mounts.
Panels & Bumpers
(All trims and removable items excluded – primary use of Units of Damage)
Grade Definition Units of Damage
A - Light scratches only, no dents. 0-1 Units of Damage
B - Small dent or scuff, minor repair needed. 2-3 Units of Damage
C - Multiple dents or deeper damage. 4-5 Units of Damage
Core - Cracks, corrosion, structural damage.
Grade Definition Units of Damage
A - Light scratches only, no dents. 0-1 Units of Damage
B - Small dent or scuff, minor repair needed. 2-3 Units of Damage
C - Multiple dents or deeper damage. 4-5 Units of Damage
Core - Cracks, corrosion, structural damage.
Typical Unit of Damage (UOD) Examples
- Scratch up to hand size = 1 Units of Damage
- Small dent (≤ 30 mm) = 1 Units of Damage
- Larger dent or crease = 2 Units of Damage
- Crack, corrosion, or previous repair = Automatic Core grade
Glass Panels
Grade Definition Units of Damage
A - No chips or scratches. 0 Units of Damage
B - Light wiper marks not affecting vision. 1 Units of Damage
Core - Chips, cracks, etched glass.
A - No chips or scratches. 0 Units of Damage
B - Light wiper marks not affecting vision. 1 Units of Damage
Core - Chips, cracks, etched glass.
Road Wheels
Grade Definition Units of Damage
A - Minimal kerbing. 0-1 Units of Damage
B - Moderate kerbing. 2-3 Units of Damage
C - Heavy kerbing, cosmetic only. 4-5 Units of Damage
Core - Cracks, buckling, corrosion, Structural.
A - Minimal kerbing. 0-1 Units of Damage
B - Moderate kerbing. 2-3 Units of Damage
C - Heavy kerbing, cosmetic only. 4-5 Units of Damage
Core - Cracks, buckling, corrosion, Structural.
Tyres
Grade Definition Maximum age of Tyre
A - 5-8mm of Tread. Less than 10Yrs Old
B - 3-5mm. Less than 10Yrs Old
Core - <3mm of Tread
A - 5-8mm of Tread. Less than 10Yrs Old
B - 3-5mm. Less than 10Yrs Old
Core - <3mm of Tread
Interior Trim & Cosmetic Parts
Grade Definition Units of Damage
A - Clean, unmarked trim. 0-1 Units of Damage
B - Light scratches or wear. 1-2 Units of Damage
B - Noticeable wear or fading. 3-4 Units of Damage
Core - Broken mounts, cracks, warping.
A - Clean, unmarked trim. 0-1 Units of Damage
B - Light scratches or wear. 1-2 Units of Damage
B - Noticeable wear or fading. 3-4 Units of Damage
Core - Broken mounts, cracks, warping.
Seats
Grade Definition Units of Damage
A - No wear, fully functional. 0 Units of Damage
B - Light bolster wear. 1-2 Units of Damage
B - Noticeable wear or creasing. 3-4 Units of Damage
Core - Airbag deployment or frame damage.
A - No wear, fully functional. 0 Units of Damage
B - Light bolster wear. 1-2 Units of Damage
B - Noticeable wear or creasing. 3-4 Units of Damage
Core - Airbag deployment or frame damage.
Batteries
a. 12V Batteries
Grade Definition
A - Load-tested, holds charge, casing intact.
Rejected - Swollen, leaking, or fails test.
Grade Definition
A - Load-tested, holds charge, casing intact.
Rejected - Swollen, leaking, or fails test.
b. High-Voltage / Hybrid Batteries
Grade Definition
A - 92% State of Health (SoH).
B - 85% SoH.
B - 75% SoH.
Core - Below 70% SoH or fault codes.
Grade Definition
A - 92% State of Health (SoH).
B - 85% SoH.
B - 75% SoH.
Core - Below 70% SoH or fault codes.