Exmark 103-4760-SL OEM Pump Drive Cog Belt for Lazer Z & Viking Mowers
Maintain smooth hydrostatic drive performance with the genuine Exmark 103-4760-SL Pump Drive Cog Belt. Designed to Exmark factory specifications, this OEM cog belt transfers power to the hydraulic pump drive system, helping ensure dependable operation and long-lasting performance. Whether you're replacing a worn belt or performing routine maintenance, the Exmark 103-4760-SL provides the precise fit and durability your mower was designed to use.
Fits Exmark Lazer Z & Viking Zero-Turn Mowers
This genuine Exmark pump drive cog belt fits select Exmark Lazer Z and Viking zero-turn mowers. Use the complete fitment list below to verify compatibility with your specific model and serial number before ordering.
View Complete Fitment List (17 Models)
- LAZER Z – LCT4418KC – Serial 370000-439999
- LAZER Z – LCT4818KC – Serial 370000-439999
- LAZER Z – LHP4417KA – Serial 160000-169999, 190000-439999
- LAZER Z – LHP4418KC – Serial 160000-169999, 190000-319999
- LAZER Z – LHP4419KA – Serial 220000-319999
- LAZER Z – LHP4420KC – Serial 320000-439999
- LAZER Z – LHP4818KC – Serial 160000-169999, 190000-219999, 260000-319999
- LAZER Z – LHP4819KA – Serial 190000-219999
- LAZER Z – LHP4820KC – Serial 220000-251999, 320000-439999
- LAZER Z – LHP4821KA – Serial 220000-439999
- LAZER Z – LHP5220KC – Serial 220000-251999, 320000-439999
- LAZER Z – LHP5223KA – Serial 220000-439999
- LAZER Z – LHP5223KC – Serial 220000-439999
- VIKING – VH3215KCC – Serial 320000-439999
- VIKING – VH3615KA – Serial 220000-319999
- VIKING – VH3615KAC – Serial 320000-439999
- VIKING – VH4815KA – Serial 220000-319999
- VIKING – VH4815KAC – Serial 320000-439999
Exmark Lazer Z & Viking Pump Drive Cog Belt Replacement
The Exmark 103-4760-SL Pump Drive Cog Belt is a genuine OEM replacement designed for select Exmark Lazer Z and Viking zero-turn mowers. This cog belt transfers power to the hydrostatic pump drive system, helping maintain smooth operation, dependable ground speed, and reliable mower performance.
Product Details
- Genuine Exmark OEM Pump Drive Cog Belt
- Part Number: 103-4760-SL
- OEM Description: 44/48" Pump Drive Cog Belt for 103-5591 Kit & 440,000 Up
- Designed for select Exmark Lazer Z and Viking zero-turn mowers
- Transfers power to the hydrostatic pump drive system
- Helps maintain smooth, dependable drive performance
- Built to Exmark factory specifications
- Direct replacement for the original belt
Why Choose Genuine Exmark OEM Belts?
Genuine Exmark belts are engineered specifically for your mower's drive system. Unlike many aftermarket alternatives, OEM belts are manufactured to the correct dimensions and materials to provide dependable performance, proper fit, and long service life.
Replacing a worn pump drive belt helps restore drive performance, improve reliability, and reduce unnecessary wear on pulleys and other hydraulic drive components.
Important: Verify your model and serial number before ordering. Exmark frequently uses different pump drive belts across similar mower models, and fitment can vary by serial number.
Genuine Exmark Parts
Genuine Exmark OEM parts are built for commercial performance. Engineered to factory specifications, they deliver precise fit, long lasting durability, and the reliability professionals depend on. Protect your investment and minimize downtime with parts designed specifically for your Exmark machine.
Get Everything You Need
View the complete parts diagram for your machine. Find related maintenance items, replacement parts, and hardware before placing your order.

