Product Introduction
The Citroën C1, a classic micro commuter car known for its low chassis and light weight, suffers from a common flaw in its OEM brake discs: after just 20,000–30,000 km, the disc surfaces become heavily rusted, with thick layers of corrosion building up along the edges. This rust binds against the calipers, slowing retraction. Drivers often feel violent steering wheel vibration under braking, accompanied by piercing squeals during low-speed maneuvers. Many workshops take shortcuts by resurfacing the discs-only for the problem to return within a few thousand kilometers. It's a waste of labor hours that ends up damaging the shop's reputation.
Enter the Citroën C1 Front Brake Disc (OE-LK3501124), engineered specifically to eliminate these recurring issues. Manufactured to exact OEM specifications, it replicates the original chassis data down to the millimeter-from the flange pilot ring to the 5×98 bolt pattern and hub bore size. Installation is straightforward: simply align the holes and bolt on. No grinding of the flange face, no shimming required-saving technicians at least ten minutes per wheel.
Crafted from a high-carbon gray cast iron formulation, the disc resists thermal warping even under hard city braking or prolonged downhill use. Crucially, the friction surface remains consistently flat as it wears, ensuring tight pad contact and delivering linear, firm braking performance without sponginess. Whether you're a workshop upgrading customer vehicles or an auto parts distributor stocking reliable inventory, this disc offers long-term durability, slashes repeat-service headaches, and proves far more cost-effective than repeated resurfacing over time.
Product Technical Parameters
|
Location |
Front brake |
Diameter |
301mm |
|
Brake Disc Thickness |
12mm |
Minimum Thickness |
11mm |
|
Centering Diameter |
82mm |
Height |
58.2mm |
|
Number Of Holes |
5 |
Pitch Circle Diameter |
114.3mm |
|
Solid Or Vented |
S |
Weight |
6.1kg |
Compatible Vehicle Models
The Front brake disc for Citroën C1 OE-LK3501124 is compatible with a wide range of cars, as follows:


Citroën (Import) C1 (PM, PN) 1.0 2005–2014
Citroën (Import) C1 II (PA, PS) 1.0 VTi 72 2018–2021
Geely GX2 / PANDA 1.3 2010-
Jianghuai iEV6E EV 2017-
Peugeot (Import) 107 (PM, PN) 1.0 2005-2014
Toyota Motor (Imported) AYGO (_B1_) 1.0 GPL (KGB10_) 2005–2014
Cross Reference Part Numbers
The Front brake disc for Citroën C1 OE-LK3501124 corresponds to several different codes.
|
BREMBO |
09498776 |
OE |
LK3501124 |
|
BREMBO |
09.9928.14 |
OE |
3501030U8050 |
|
BREMBO |
09 4987 21 |
OE |
4246 J0 |
|
BREMBO |
0949872X |
OE |
1014030451 |
|
TRW |
DF1220 |
OE |
16 138 198 80 |
|
TRW |
D7923 |
OE |
4246 F0 |
Surface Treatment & Product Styles
Most brake discs fail not from wear, but from edge corrosion and flange perforation.
Substrate Passivation
Begin with full sandblasting to remove oxidation layers and burrs while forming a passivation film on the cast iron surface. This seals internal capillaries, cutting off moisture ingress pathways.
Epoxy Primer
This layer delivers exceptional adhesion, bonding tightly to the substrate like glue. Even if a small chip occurs along the rim from stone impacts, rust won't creep inward along the edges.
Anti-Permeation Barrier
Specifically engineered to block rainwater, road salt, and street runoff-especially critical on Nordic winter roads treated with de-icing salt. This coating forms an impenetrable shield against salt corrosion, preventing direct attack on the cast iron itself.
Heat-Resistant Topcoat
Formulated for extreme temperatures generated by braking friction. Test data confirms performance: Withstands 550 hours in neutral salt spray testing without red rust; at sudden braking peaks of 260°C, the coating remains intact-no peeling, flaking, or blistering.
Additionally, the friction surface is processed using a precision turning process, resulting in a smooth texture akin to a mirror finish; the new disc does not require forced warm-up before installation, produces no sharp screeching sounds during braking, and provides consistently smooth and firm braking feedback.






Production & Machining Workshop
We've been manufacturing brake discs at our factory in Laizhou, Shandong for over a decade. Our entire production line runs on CNC precision machining-no makeshift workshop with just a handful of workers. The workshop maintains strict constant temperature and humidity, with temperature fluctuations kept within ±1°C. Don't underestimate that single degree: cast iron expands and contracts significantly with heat. Unstable temperatures mean unstable dimensions-precision goes out the window.
We operate six fully automatic dynamic balancing machines. Every disc undergoes immediate testing after rough machining. Any unit exceeding tolerance is rejected on the spot-zero flow into downstream processes-guaranteeing no steering wheel vibration at high speeds.
Our quality control follows three mandatory, non-negotiable full-inspection stages-not one can be skipped:
In-process inspection during rough machining: Batch sampling checks thickness and bore diameter, with tolerances strictly held within ±0.035mm. Out-of-spec parts go straight back for remelting.
Full coating inspection: Every piece is checked for missed spots or runs. Flanges and hard-to-reach edges receive complete coverage.
Final finished-product inspection: We re-measure Disc Thickness Variation (DTV ≤ 0.009mm), lateral runout, and weight. Any part with even the slightest cosmetic flaw is sorted out and scrapped.
No rework or second shipments here. Our pre-shipment defect interception rate is 100%. With daily output exceeding ten thousand units, we handle everything from small orders and samples to full container loads for export-all held to the same uncompromising standard. No gambling on quality when you source from us.


Delivery, Logistics & After-sales Service
For packaging, we implement a tiered approach based on order volume to minimize transit damage. For single or small-quantity orders, we use full OPP pearl cotton wrapping inside reinforced cardboard boxes-this protects the dial from impact even with rough handling during express delivery. For full container shipments, we add solid wood bracing around the entire crate to withstand stacking pressure and turbulence during ocean freight.
Warranty Policy (Clear & Transparent): For normal household use, if the disc body cracks, deforms abnormally, or experiences significant coating peeling due to non-human factors within 80,000 km, we will replace it free of charge. For long-term wholesale partners, dedicated account managers are assigned, with priority production scheduling during peak seasons to ensure uninterrupted supply.
Frequently Asked Questions (FAQ)
Verify the vehicle registration information-will this brake disc (OE-LK3501124) be compatible?
Answer: Yes. Simply provide the VIN from your vehicle registration, model year, and exact engine displacement. We'll cross-check against the OE-LK3501124 factory compatibility database to confirm a 100% match before shipping, preventing incorrect shipments and installation delays.
Is it necessary to use slotted and drilled brake rotors for the C1 compact car?
A: No. The C1 is designed for city commuting, and its stock solid rotors are perfectly adequate. Unless you're running a high-frequency ride-hailing service, there's no need to upgrade to a cooling version. For regular private use, the standard LK3501124 model offers the best value for money.
What is the purpose of DTV ≤ 0.009 mm?
A: This is a key metric for measuring disc surface flatness. The smaller the value, the tighter the contact between the brake pads and the disc surface; this ensures that the vehicle does not shake during high-speed braking and helps reduce uneven wear on the brake pads.
Latest Company & Product News
🌐 Industry Regulatory Updates
New North American Customs Rules: For all exports to North America, dynamic balance parameters must now be printed on both the outer packaging and the brake disc itself. Unmarked shipments risk seizure. Every batch we ship includes a compliance test report-stay worry-free.
EV & Mobility Scooter Trends: Beyond electric vehicles, low-mileage mobility scooters like the C1 now demand enhanced rust protection. Infrequent driving accelerates surface rust on brake discs-opting for anti-rust variants proves far more practical than simply increasing thickness.
Upgraded Thermal Crack Resistance Standards: Though the C1 is compact, its brake discs can follow commercial vehicle benchmarks. High thermal crack resistance ensures crack-free performance for 7–8 years, delivering significantly longer service life.
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