How to Change the Oil in a 2017 Suzuki DR-Z400SM

Shop parts for a 2017 Suzuki DR-Z400SM Dirt Bike.

If you're a proud owner of a 2017 Suzuki DR-Z400SM, regular oil changes are a crucial part of keeping your dual sport motorcycle running at peak performance. This guide, proprietary to MotoSport.com, walks you step-by-step through the oil change process, includes a full list of tools required, and shares model-year-specific call-outs you need to know before you get started.

Tools & Supplies Needed

  • Ratchet
  • 8mm, 12mm, and 17mm sockets
  • Torque wrench
  • Drain pan
  • Funnel
  • Rags and gloves
  • Replacement oil filter
  • 10W-40 motorcycle oil (at least 1.8 liters / 1,800 ml)
  • New drain bolt washers (optional but recommended)

Before You Start

  • Warm up your bike for a few minutes. Warm oil drains more thoroughly.
  • Ensure the bike is on a level surface and turned off. Use a bike stand for stability if you have one.
  • Remove any skid plate or underbody protection if installed.

Step-by-Step Oil Change Instructions

  1. Remove the Oil Filler Cap/Dipstick
    • With the bike upright, unscrew and remove the oil fill cap/dipstick from the top of the frame. This vents the system and allows oil to drain smoothly.
  2. Drain the Engine Oil
    • Place your drain pan under the engine.
    • Use a 17mm socket to remove the crankcase drain bolt (bottom of the engine) and washer. Allow the oil to fully drain.
    • Inspect the condition of the drain bolt's washer. Replace with a new one if it's damaged or crushed.
    • Reinstall the drain bolt and washer. Torque to 15 ft-lbs (ensure not to overtighten) .
  3. Drain the Frame Oil
    • Move the drain pan under the lower part of the frame.
    • Remove the 12mm drain bolt and washer from the frame's bottom. Allow remaining oil to drain completely .
    • Replace the washer if necessary.
    • Reinstall this drain bolt and tighten securely.
  4. Replace the Oil Filter
    • Remove the oil filter cover (typically held by 8mm bolts) on the right side of the engine.
    • Take out the old oil filter. Note the orientation for correct reinstallation.
    • Lubricate the new filter's seal with a bit of fresh oil and install.
    • Reinstall the oil filter cover and tighten the bolts evenly.
  5. Add New Oil
    • Insert a funnel into the oil fill location on top of the frame.
    • Pour in 1.8 liters (1,800 ml) of 10W-40 motorcycle-specific oil when changing both oil and filter (or 1.7 liters if not replacing the filter) .
    • Reinstall the filler cap/dipstick finger tight for now.
  6. Check Oil Level
    • Start the engine and let it idle for 2-3 minutes; check for leaks at the drain bolts and oil filter.
    • Turn off the engine, wait a few minutes for the oil to settle.
    • Remove the dipstick, wipe it clean, then reinsert (but do not screw in) to check the level . Adjust oil as needed to bring the level within the marks.
  7. Final Steps
    • Wipe up any spilled oil and reinstall any removed skid plates or protection.
    • Take the bike for a short ride, let it sit for a few minutes, then recheck for any leaks and verify the oil level again.

Model-Specific Callouts for the 2017 Suzuki DR-Z400SM

  • Oil Capacity: 1.8 L (1,800 ml) with filter change; 1.7 L (1,700 ml) without filter change .
  • Oil Type: Always use high-quality 10W-40 motorcycle oil as specified in your owner's manual. Do not substitute automotive oil .
  • Dipstick Reading: When checking oil level, do not screw in the dipstickjust insert it and remove to read .
  • Watch for Two Drain Bolts: Unique to the DR-Z400 series, both the engine and frame have separate drain bolts that must both be removed and replaced during an oil change .
  • Torque: Overtightening drain bolts can strip threadsuse a torque wrench set to 15 ft-lbs for the crankcase drain plug .

Pro Maintenance Tips

  • Document each oil change in a service log for resale value and maintenance tracking.
  • Always inspect for leaks a day after your oil change, especially around the oil filter and drain bolts.
  • Replace the oil filter every oil change to maximize engine protection.
  • Refer to your factory service manual for any updates or technical service bulletins specific to your VIN.

Keeping your 2017 Suzuki DR-Z400SM in top condition is simple with a consistent oil change interval and careful attention to detail during the process. MotoSport.com supports your journey on and off the pavementnow get back out there and ride.

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Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your motorcycle's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.