L-Series (Utility)

L2500, L2800, L3000, L3130, L3200, L3300, L3400, L3430, L35, L3540, L3800, L39, L3940, L4200, L4240, L4300, L4330, L4400, L4600, L4630, L4740, L48, L5030, L5240, L5740.

M-Series

M4700, M4800, M4900, M5400, M5700, M59, M6800, M7040, M8200, M8540, M9000, M9540.

MX-Series

MX4700, MX4800, MX5000, MX5100, MX5200.

B-Series (Compact)

B21, B2100, B2400, B2410, B26, B2630, B2710, B2910, B3030, B3200, B3300, B7500, B7510, B7610, B7800, B8200, B9200

03 Series

V1903, V2003, V2203, V2403 (M, DI, and Turbo versions).

05 Series

D905, D1005, D1105, V1205, V1305, V1505.

Super Mini Series

Z482, D722.

Older Series

L2000, L2201, L2250, L2550, D1102, V1502, V1702, V1902.

• Type : Single-Groove (Single Tang)
• Angle : Standard Taper (matches Retainer 15221-13330)
• Material : Case-Hardened Alloy Steel
• Valve Stem Diameter : 7.0 mm
• Quantity per Valve : 2 pieces (sold individually, but always used in pairs)

15221-13982 Current Successor: The standard modern replacement.

15521-13980 Interchangeable: Often listed for the larger V3300/V3800 series but identical in many 03-series applications.

15221-13983 Latest Revision: Found in the newest Tier 4 engine assemblies.

A-15221-13980 Aftermarket Code: Used by major distributors like Reliance or Maxiforce.