10L0L Golf Cart Spline Brake Drum Assembly – 1-inch Hole, 30 Teeth, 2-Pack for EZGO TXT RXV Marathon Medalist Columbia (OEM 21807 G1, 41843-94)

Overview

The 10L0L Golf Cart Spline Brake Drum Assembly is an aftermarket replacement designed for four‑cycle gas EZGO carts from 1991 and newer, including TXT, RXV, Marathon, Medalist, and the Columbia line. The drums feature a precise 1-inch central hole and a 30-tooth spline pattern that aligns with compatible hubs, presented as a convenient two‑pack to cover both rear wheels in a single purchase. This set is built to match OEM references closely, offering a straightforward path to restore drum-style braking without replacing the entire hub assembly.

Whether you’re refreshing aging drums after season-long use or stocking up for routine maintenance, these drums are intended to fit where the original parts sit snugly, helping you keep your cart on the trail or course with minimal downtime and clear install steps.

Key compatibility and design features

• Large-hole design with a 1.0" central hole and 30 spline teeth for precise centering and consistent engagement.
• Fits EZGO 4-Cycle 1991-Up models and EZGO RXV gas versions (2008-up), as well as Columbia 4-cycle 1996-Up carts. (DOES NOT FIT ST350)
• Replaces EZGO OEM numbers 21807G1, 21807-G1P, 21807-G1M and Columbia 41843-94; verify your OEM before purchase.
• Not compatible with EZGO electric carts or 2-cycle gas models that require smaller hole sizes.
• Regular inspection of rear axle splines is advised to avoid damage to the drum drum and ensure safe operation.

What’s included and installation notes

• 2 rear wheel brake drums (2 drums are needed per cart).
• 4 shims and 8 locknuts to support proper alignment and secure fastening.
• OEM-check guidance: confirm 21807G1/21807-G1P/21807-G1M for EZGO or 41843-94 for Columbia.
• Warm tips: this kit is not designed for electric models or small-hole variants; follow standard safety practices during replacement.

Real-world use and maintenance

In everyday use, this replacement set can help restore the drum’s seating and engagement when paired with a healthy axle and brake system. The two‑pack design simplifies maintenance planning for carts used on varying terrain—from smooth fairways to light off‑road paths—while the included hardware supports a clean install. Think of these drums as a practical option for riders who want a straightforward, compatible replacement that complements existing EZGO and Columbia systems, without overpromising results. Regular upkeep, correct torque handling, and checking spline wear remain important to sustaining performance over time.

Summary

With a large-hole, high‑fit design and OEM-corresponding references, the 10L0L two‑pack brake drum set offers a convenient path to replacing worn drums on supported EZGO and Columbia carts. It’s built to support proper alignment and attachment, while the packaging includes the necessary hardware to complete a standard rear-drum replacement confidently.