Skip to main content
CP247
Gallery
BrandOPTIMAL
MPNBS-3650C
OE refs6
SKU0129-BS-3650C
GTIN / EAN4058787136401

Similar products

Customers also bought

Details

SpecificationValue
BrandOPTIMAL
MPNbs-3650c
CategoryBrake rotor
Fitting PositionFront Axle
Height [mm]53 mm
Brake Disc Thickness [mm]24 mm
Minimum thickness [mm]22.8 mm
Hole Arrangement/Number4/4
Outer Diameter [mm]260 mm
Centering Diameter [mm]64 mm

OE numbers (6)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 5022664. The red ring marks where this part installs on the vehicle.

Disc - Brake; Use In Pairs Only; Use Only With Wheel Bolt 85GB 1107 BA (6168108) (40MM); (OHC 1.3 OR 3/5 Door Saloon OHC 1.6) — E Brakes - Brake Pipes - Wheels — E02 Brakes - Brake Pipes - Wheels.Front Brakes › E02010 Front Brake Discs And Calipers
E Brakes - Brake Pipes - Wheels · E02 Brakes - Brake Pipes - Wheels.Front Brakes › E02010 Front Brake Discs And CalipersPosition 1

About this product

OPTIMAL brake disc (BS-3650C) is precision-machined from high-grade grey cast iron for uniform heat dissipation and resistance to thermal cracking under heavy braking. Key dimensional data — Fitting Position: Front Axle, Height [mm]: 53 mm, Brake Disc Type: Carbon, Brake Disc Thickness [mm]: 24 mm — ensures the rotor geometry meets OEM tolerances for run-out, thickness, and parallelism right out of the box. Compatible with FORD vehicles; the hub-centric bore and bolt-circle pattern match the original specification exactly. Direct replacement for OE references: 05656, 09.4866.30, 09.4866.72, 09.5134.14 and 54 more. OPTIMAL rotors are checked for surface hardness and dynamic balance before dispatch, keeping braking distances predictable throughout the service life of the disc. Brake discs generally last 50,000–70,000 miles, though this varies with driving habits, terrain, and pad compound — heavy urban driving or towing shortens disc life considerably. Warning signs of worn discs include visible scoring or lip formation on the friction surface, vibration through the steering wheel under braking, and a persistent grinding noise even with new pads fitted. Disc replacement is an intermediate DIY task; you will need a torque wrench, a breaker bar (some hub-to-disc retaining screws seize over time), and a jack with axle stands — budget 1–2 hours per axle. When selecting brake discs, check that the disc type (vented or solid) matches the original, and look for a protective anti-corrosion coating on the hub and non-friction surfaces to prevent rust jacking. Always replace discs in pairs (both sides of the same axle) to maintain even braking balance, and bed in new discs with the manufacturer's recommended gentle-braking procedure for the first 200 miles. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

Brake rotor buying guide

Why replace this part?

Brake discs work together with brake pads to bring your vehicle to a stop. Over time, discs wear down, develop grooves, or can warp from heat. Worn or warped discs reduce braking efficiency and can cause dangerous vibrations at speed.

Signs you need a replacement

  • Pulsating brake pedal
  • visible grooves or scoring on the disc surface
  • vibration during braking
  • grinding noise even with new pads
  • disc thickness below minimum specification

When to replace

Every 50,000–80,000 miles. Always measure disc thickness during pad changes — most discs have a minimum thickness stamped on the hub.

Installation difficulty:Moderate — requires basic tools and mechanical knowledge

About OPTIMAL

OPTIMAL, founded in Germany, is a well-regarded aftermarket brand specialising in steering, suspension, and wheel bearing components. OPTIMAL produces ball joints, tie rod ends, control arm bushings, wheel bearings, and stabiliser links for European, Asian, and American vehicle applications. Manufactured to stringent quality standards with comprehensive testing protocols, OPTIMAL parts deliver OE-matching fit and performance. Known for excellent value and wide vehicle coverage, OPTIMAL is a popular choice among professional workshops across Europe.

Suitable cars

Equivalent products (54)

Show all 54 OE numbers
A.B.S.15812
ATE24.0124-0151.1
AUTODISTRUBUTION5153
BENDIX561275B
BENDIX561374B
BRADI1.1716.2.6
BRECOBS 8016
BREMBO09.4866.30
BREMBO09.4866.72
BREMBO09.5134.14
DELPHIBG2350
DELPHIBG350
FEBI BILSTEIN05656
FERODODDF209
FERODODDF209-1
FERODODDF371
FERODODRF209S
FIRST LINEFBD172
FTEBS3608
HAVAM53375
HELLA8DD 355 100-721
HELLA8DD 355 101-391
JURID561374J
LUCASDF1655
LUCASDF 1656
MAGNETI MARELLI353611723240
MAPCO15730
METELLI23-0180
METZGER AUTOTEILE1.1723.2.4
MINTEXMDC0438
MINTEXMDC439
MINTEXMDC761
MOTAQUIPVBD327
NationalNBD0052
NK202537
PAGID51019
PAGID51022
PEX14.0186
QUINTON HAZELLBDC3608
QUINTON HAZELLBSF3608
REMSA6215.10
REMSA6365.10
RHIAG11169999
ROADHOUSE6215.10
ROADHOUSE6365.10
TEXTAR92037600
TEXTAR98200 0273 0 1
TEXTAR98200 0376 0 1
UNIPARTGBD779
VALEO185108
VALEO186166
ZIMMERMANN250.1326.00
ZIMMERMANN250.1326.50

Brake rotor OPTIMAL BS-3650Ccompatible car models

Car modelsFORD: SIERRA I Hatchback (GBC), SIERRA II (GBG, GB4), SIERRA II Hatchback (GBC, GBG), SIERRA II Turnier (BNG), SIERRA Turnier (BNC)
Engines2.8 i XR 4x4; 2.0 4x4; 2.0 16V Cosworth 4x4; 2.8 i 4x4
Year of manufacture1982-1993
Manufacturer article number (MPN)BS-3650C
OE part numbers1638879, 1644831, 5022661, 5022664, 6169975, V85BX1125AC
Compatibility check

Loading vehicle data…

Please wait while we load vehicle compatibility information.
Description and what's included

OPTIMAL bs-3650c Brake rotor. Brake Disc Thickness [mm]: 24 mm. Brake Disc Type: 8. Braking/Driving Dynamics: 1. Centering Diameter [mm]: 64 mm. Fitting Position: VA. Height [mm]: 53 mm. Hole Arrangement/Number: 4/4. Minimum thickness [mm]: 22,8 mm

What's included:
  • 1x Brake disc
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Tracked standard shipping.

  • Standard delivery: 5–9 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Brake rotor compatible with my car?

This Brake rotor fits FORD vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this OPTIMAL Brake rotor have?

This OPTIMAL Brake rotor has the following specifications: Fitting Position: VA; Height [mm]: 53 mm; Brake Disc Type: 8; Brake Disc Thickness [mm]: 24 mm; Minimum thickness [mm]: 22,8 mm; Hole Arrangement/Number: 4/4. Check the full specifications table above for complete details.

What OE part numbers does this Brake rotor replace?

This Brake rotor replaces OE part numbers: 1638879, 1644831, 5022661, 5022664, 6169975, V85BX1125AC. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Brake rotor cost?

This OPTIMAL Brake rotor is available for £39.99. Brake rotor prices vary depending on brand, specifications, and vehicle compatibility. OPTIMAL parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Brake rotor?

Watch for pulsating brake pedal, visible grooves or scoring on the disc surface, vibration during braking, or a grinding noise. Brake discs typically last 50,000-80,000 miles but should be measured for minimum thickness during pad changes.

What tools do I need to replace a Brake rotor?

Tools needed: floor jack and axle stands, lug wrench, 7mm hex / Torx caliper bolt socket, pry bar or disc puller, wire brush, brake cleaner, copper grease, torque wrench (wheel bolts to manufacturer spec). Difficulty: Moderate DIY. Safety warning: Do not drive the vehicle until both discs on the same axle are replaced and the brakes have been bedded in. Brake dust may contain harmful particles -- wear a dust mask.

Can I use this part as a replacement for OE 1638879?

Yes, this OPTIMAL Brake rotor is a direct replacement for OE part number 1638879. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

Related categories