2002 Mercedes Benz Slk 230 Lug Nut Torque & Bolt Specs
The 2002 Mercedes Benz Slk 230 lug nut torque is 81 ft-lbs (110 Nm), tightened with a 17mm socket on M12x1.5 studs. Torque in a star pattern in two passes (snug, then final), and re-check after the first 50–100 miles of driving. Use a calibrated torque wrench — not an impact gun — for the final pass.
Lug nut torque: 81 ft-lbs (110 Nm) · Socket size: 17mm · Thread: M12x1.5.
This page is the OEM-referenced fastener summary for the 2002 Mercedes Benz Slk 230. Use it before any maintenance or repair job where torque values matter — brake work, wheel changes, suspension service, engine teardowns, or oil changes. Specs are pulled from manufacturer service literature, cross-checked against community data, and updated as new chassis variants become available.
For the 2002 Mercedes Benz Slk 230, fasteners follow metric standards typical of mid-2000s Mercedes Benz engineering. Always confirm spec against the factory service manual before tightening safety-critical fasteners (suspension, brake, steering, head bolts).
Common fastener categories on the 2002 Mercedes Benz Slk 230
- Wheel / lug nut torque and thread spec (covered above)
- Brake caliper bracket bolts (typically 80-130 ft-lbs) and slide/guide pins (18-35 ft-lbs)
- Engine oil drain plug torque — rarely above 30 ft-lbs; always use a new crush washer
- Transmission pan, valve cover, and intake manifold bolts (low torque, often 89-106 in-lbs)
- Suspension control arm, sway bar, tie rod end and ball joint torque
- Spark plug torque (typically 10-15 ft-lbs on aluminum heads — do not exceed)
- Differential cover bolts (RWD/4WD only) and transfer case fasteners
Repair guidance for this model year
For 2002 model-year work: Always use a calibrated torque wrench for safety-critical fasteners, and replace lock washers and crush washers on every reassembly.
Tools you will need
- Metric socket set (8mm-22mm), 6-point impact-rated
- Calibrated torque wrench (10-150 ft-lbs covers most automotive jobs; add a 0-250 ft-lbs wrench for truck lug nuts)
- Breaker bar (24" minimum) for initial loosening
- Penetrating oil (PB Blaster or Kroil) for any fastener over 5 years old
- Anti-seize on stainless or dissimilar-metal threads; thread-locker (Loctite blue) on critical reassembly
Frequently asked questions
What is the lug nut torque on a 2002 Mercedes Benz Slk 230?
The OEM-specified lug-nut torque for the 2002 Mercedes Benz Slk 230 is 81 ft-lbs (110 Nm), using a 17mm socket on M12x1.5 thread studs. Use a calibrated torque wrench in a star pattern, in two passes (50% and 100%), and re-check after 50-100 miles of driving.
What socket size do I need for the 2002 Mercedes Benz Slk 230 lug nuts?
The 2002 Mercedes Benz Slk 230 uses a 17mm socket. A 6-point impact-rated socket is recommended over a 12-point chrome socket — 12-points round off lug nuts under impact-driver use.
Are the 2002 Mercedes Benz Slk 230 fasteners metric or SAE?
Metric is the standard for this vehicle. Most fasteners on this vehicle are metric (M6, M8, M10, M12, M14). Bring a full metric set; SAE substitutes can round the head. Bolt-head markings are the fastest way to confirm grade and material at the bench.
Other Mercedes Benz Slk 230 years
Same model, different model year — fastener spec may change. Always confirm against the year for your VIN.
- 2004 Mercedes Benz Slk 230 lug nut torque
- 2003 Mercedes Benz Slk 230 lug nut torque
- 2001 Mercedes Benz Slk 230 lug nut torque
- 2000 Mercedes Benz Slk 230 lug nut torque
- 1999 Mercedes Benz Slk 230 lug nut torque
- 1998 Mercedes Benz Slk 230 lug nut torque
- 1997 Mercedes Benz Slk 230 lug nut torque
- 1996 Mercedes Benz Slk 230 lug nut torque
All 11 2002 Mercedes Benz Slk 230 fastener specs
Per-bolt torque, wrench size, and thread spec for the 2002 Mercedes Benz Slk 230, sourced from OEM service literature and verified against community shop data. Values pair imperial (ft-lb) and metric (Nm) where the manufacturer publishes both.
Wheels — 2002 Mercedes Benz Slk 230
Wheel and lug nut spec for the 2002 Mercedes Benz Slk 230. Wheel bolt tightens to 81 ft-lbs (110 Nm), takes a 17mm driver, runs on M12x1.5 threads, located at the wheel hub.
Engine — 2002 Mercedes Benz Slk 230
Engine bolt-by-bolt torque for the 2002 Mercedes Benz Slk 230, including the long block, valve covers, and intake. The oil drain plug, torqued to 18 ft-lbs (24 Nm) at the oil pan. At the engine cover, the engine cover mounting bolt (m8x1.25) torques to 18 ft-lbs (13mm drive, M8x1.25 thread).
Undertray — 2002 Mercedes Benz Slk 230
Undertray fasteners on the 2002 Mercedes Benz Slk 230. At the rear undertray, the rear undertray mounting bolt (m8x1.25) torques to 25 ft-lbs (13mm drive, M8x1.25 thread). For the undertray center junction, plan for a 13mm tool on a M8x1.25 stud; final torque is 18 ft-lbs (center section connector bolt). Undertray push pin clip (n/a) tightens to Hand tight, takes a Hand Press driver, runs on N/A threads, located at the undertray edges. The wheel arch liner rivet uses a Hand Press drive on a N/A thread, torqued to N/A at the wheel arch / fender liner. At the front splash shield, the splash shield mounting bolt (m8x1.25) torques to 18 ft-lbs (13mm drive, M8x1.25 thread). For the undertray access panels, plan for a 13mm tool on a M8x1.25 stud; final torque is 15 ft-lbs (speed nut / u-clip). Splash shield rivet clip (n/a) tightens to Hand tight, takes a Hand Press driver, runs on N/A threads, located at the splash shield. The front undertray mounting bolt (m8x1.25) uses a 13mm drive on a M8x1.25 thread, torqued to 25 ft-lbs at the front undertray.
New to torquing wheels? Read our How lug nut torque works — the complete guide for star-pattern sequence, re-torque intervals, and how to read a lug spec — then use the 2002 Mercedes Benz Slk 230 numbers above.
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